| achlorhydria | (noun) an abnormal deficiency or absence of free hydrochloric acid in the gastric juice; often associated with severe anemias and cancer of the stomach | - |
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| airhead | (noun) a bridgehead seized by airborne troops | - |
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| (noun) a flighty scatterbrained simpleton | - |
| amenorrhea | (noun) absence or suppression of normal menstrual flow | Synonyms: amenia, amenorrhoea |
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| amenorrhoea | (noun) absence or suppression of normal menstrual flow | Synonyms: amenia, amenorrhea |
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| antiarrhythmic | (noun) a drug used to treat an abnormal heart rhythm | Synonyms: antiarrhythmic drug, antiarrhythmic medication |
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| antidiarrheal | (noun) a drug used to control or stop diarrhea | Synonyms: antidiarrheal drug |
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| arrhythmia | (noun) an abnormal rate of muscle contractions in the heart | Synonyms: cardiac arrhythmia |
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| bachelorhood | (noun) the state of being an unmarried man | - |
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| (noun) the time of a man's life prior to marriage | - |
| boarhound | (noun) large hound used in hunting wild boars | - |
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| brotherhood | (noun) the feeling that men should treat one another like brothers | - |
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| (noun) people engaged in a particular occupation | Synonyms: fraternity, sodality |
| (noun) an organization of employees formed to bargain with the employer | Synonyms: labor union, trade union, trades union, union |
| (noun) the kinship relation between a male offspring and the siblings | - |
| carhop | (noun) a waiter at a drive-in restaurant | - |
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| catarrh | (noun) inflammation of the nose and throat with increased production of mucus | - |
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| catarrhine | (noun) of Africa or Arabia or Asia; having nonprehensile tails and nostrils close together | Synonyms: Old World monkey |
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| chapterhouse | (noun) a house used as a residence by a chapter of a fraternity | Synonyms: frat house, fraternity house |
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| (noun) a building attached to a monastery or cathedral; used as a meeting place for the chapter | - |
| charterhouse | (noun) a Carthusian monastery | - |
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| chlorhexidine | (noun) a long-lasting liquid antiseptic; used by surgeons to wash their hands before performing surgery | - |
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| cirrhosis | (noun) a chronic disease interfering with the normal functioning of the liver; the major cause is chronic alcoholism | Synonyms: cirrhosis of the liver |
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| cirrhus | (noun) usually coiled | Synonyms: cirrus |
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| copperhead | (noun) common coppery brown pit viper of upland eastern United States | Synonyms: Agkistrodon contortrix |
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| (noun) venomous but sluggish reddish-brown snake of Australia | Synonyms: Denisonia superba |
| deerhound | (noun) very large and tall rough-coated dog bred for hunting deer; known as the royal dog of Scotland | Synonyms: Scottish deerhound |
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| diarrhea | (noun) frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor | Synonyms: diarrhoea, looseness, looseness of the bowels |
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| diarrhoea | (noun) frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor | Synonyms: diarrhea, looseness, looseness of the bowels |
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| dirham | (noun) worth one tenth of a Kuwaiti dinar; equal 100 fils | Synonyms: Kuwaiti dirham |
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| (noun) 100 dirhams equal 1 dinar in Libya | Synonyms: Libyan dirham |
| (noun) 100 dirhams equal 1 dinar in Tunisia | Synonyms: Tunisian dirham |
| (noun) the basic unit of money in Morocco; equal to 100 centimes | Synonyms: Moroccan dirham |
| (noun) the basic unit of money in the United Arab Emirates; equal to 100 fils | Synonyms: United Arab Emirate dirham |
| (noun) 100 dirhams equal 1 riyal in Qatar | Synonyms: Qatari dirham |
| doorhandle | (noun) a knob used to release the catch when opening a door (often called `doorhandle' in Great Britain) | Synonyms: doorknob |
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| dunderhead | (noun) a stupid person; these words are used to express a low opinion of someone's intelligence | Synonyms: blockhead, bonehead, dumbass, dunce, fuckhead, hammerhead, knucklehead, loggerhead, lunkhead, muttonhead, numskull, shithead |
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| dysmenorrhea | (noun) painful menstruation | - |
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| eurhythmics | (noun) the interpretation in harmonious bodily movements of the rhythm of musical compositions; used to teach musical understanding | Synonyms: eurhythmy, eurythmics, eurythmy |
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| eurhythmy | (noun) the interpretation in harmonious bodily movements of the rhythm of musical compositions; used to teach musical understanding | Synonyms: eurhythmics, eurythmics, eurythmy |
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| fatherhood | (noun) the status of a father | - |
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| (noun) the status of a religious leader | - |
| (noun) the kinship relation between an offspring and the father | Synonyms: paternity |
| geezerhood | (noun) a late time of life | Synonyms: age, eld, old age, years |
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| gonorrhea | (noun) a common venereal disease caused by the bacterium Neisseria gonorrhoeae; symptoms are painful urination and pain around the urethra | Synonyms: clap, gonorrhoea |
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| gonorrhoea | (noun) a common venereal disease caused by the bacterium Neisseria gonorrhoeae; symptoms are painful urination and pain around the urethra | Synonyms: clap, gonorrhea |
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| haemorrhage | (noun) the flow of blood from a ruptured blood vessel | Synonyms: bleeding, hemorrhage |
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| haemorrhoid | (noun) venous swelling external or internal to the anal sphincter | Synonyms: hemorrhoid, piles |
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| haemorrhoidectomy | (noun) surgical procedure for tying hemorrhoids and excising them | Synonyms: hemorrhoidectomy |
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| hammerhead | (noun) medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous | Synonyms: hammerhead shark |
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| (noun) the striking part of a hammer | - |
| (noun) a stupid person; these words are used to express a low opinion of someone's intelligence | Synonyms: blockhead, bonehead, dumbass, dunce, dunderhead, fuckhead, knucklehead, loggerhead, lunkhead, muttonhead, numskull, shithead |
| hemorrhage | (noun) the flow of blood from a ruptured blood vessel | Synonyms: bleeding, haemorrhage |
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| hemorrhoid | (noun) venous swelling external or internal to the anal sphincter | Synonyms: haemorrhoid, piles |
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| hemorrhoidectomy | (noun) surgical procedure for tying hemorrhoids and excising them | Synonyms: haemorrhoidectomy |
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| hyperhidrosis | (noun) excessive and profuse perspiration | Synonyms: hyperidrosis, polyhidrosis |
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| hypermenorrhea | (noun) abnormally heavy or prolonged menstruation; can be a symptom of uterine tumors and can lead to anemia if prolonged | Synonyms: menorrhagia |
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| iodochlorhydroxyquin | (noun) drug used to treat certain fungal infection (as athlete's foot) | Synonyms: Clioquinol |
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| lederhosen | (noun) leather shorts often worn with suspenders; worn especially by men and boys in Bavaria | - |
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| letterhead | (noun) a sheet of stationery with name and address of the organization printed at the top | - |
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| leucorrhea | (noun) discharge of white mucous material from the vagina; often an indication of infection | Synonyms: leukorrhea |
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| leukorrhea | (noun) discharge of white mucous material from the vagina; often an indication of infection | Synonyms: leucorrhea |
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| loggerhead | (noun) very large carnivorous sea turtle; wide-ranging in warm open seas | Synonyms: Caretta caretta, loggerhead turtle |
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| (noun) a stupid person; these words are used to express a low opinion of someone's intelligence | Synonyms: blockhead, bonehead, dumbass, dunce, dunderhead, fuckhead, hammerhead, knucklehead, lunkhead, muttonhead, numskull, shithead |
| logorrhea | (noun) pathologically excessive (and often incoherent) talking | Synonyms: logomania |
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| menorrhagia | (noun) abnormally heavy or prolonged menstruation; can be a symptom of uterine tumors and can lead to anemia if prolonged | Synonyms: hypermenorrhea |
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| menorrhea | (noun) flow of blood from the uterus; occurs at roughly monthly intervals during a woman's reproductive years | Synonyms: menstrual blood, menstrual flow |
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| metrorrhagia | (noun) bleeding from the uterus that is not due to menstruation; usually indicative of disease (as cervical cancer) | - |
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| moorhen | (noun) black gallinule that inhabits ponds and lakes | Synonyms: Gallinula chloropus |
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| (noun) female red grouse | - |
| motherhood | (noun) the kinship relation between an offspring and the mother | Synonyms: maternity |
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| myrrh | (noun) aromatic resin that is burned as incense and used in perfume | Synonyms: gum myrrh, sweet cicely |
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| neighborhood | (noun) people living near one another | Synonyms: neighbourhood |
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| (noun) a surrounding or nearby region | Synonyms: locality, neck of the woods, neighbourhood, vicinity |
| (noun) an area within a city or town that has some distinctive features (especially one forming a community) | - |
| (noun) the approximate amount of something (usually used prepositionally as in `in the region of') | Synonyms: region |
| neighbourhood | (noun) people living near one another | Synonyms: neighborhood |
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| (noun) a surrounding or nearby region | Synonyms: locality, neck of the woods, neighborhood, vicinity |
| oligomenorrhea | (noun) abnormally light or infrequent menstruation | - |
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| otorhinolaryngologist | (noun) a specialist in the disorders of the ear or nose or throat | Synonyms: ear-nose-and-throat doctor, ENT man, otolaryngologist, rhinolaryngologist |
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| otorhinolaryngology | (noun) the medical specialty that deals with diseases of the ear, nose and throat | Synonyms: otolaryngology, rhinolaryngology |
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| otorrhea | (noun) discharge from the external ear | - |
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| otterhound | (noun) hardy British hound having long pendulous ears and a thick coarse shaggy coat with an oily undercoat; bred for hunting otters | Synonyms: otter hound |
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| overhang | (noun) projection that extends beyond or hangs over something else | - |
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| overhaul | (noun) periodic maintenance on a car or machine | Synonyms: inspection and repair, service |
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| (noun) the act of improving by renewing and restoring | Synonyms: redevelopment, renovation |
| overhead | (noun) a hard return hitting the tennis ball above your head | Synonyms: smash |
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| (noun) (nautical) the top surface of an enclosed space on a ship | - |
| (noun) a transparency for use with an overhead projector | Synonyms: viewgraph |
| (noun) (computer science) the disk space required for information that is not data but is used for location and timing | Synonyms: disk overhead |
| (noun) the expense of maintaining property (e.g., paying property taxes and utilities and insurance); it does not include depreciation or the cost of financing or income taxes | Synonyms: budget items, operating cost, operating expense |
| (noun) (computer science) the processing time required by a device prior to the execution of a command | Synonyms: command overhead, command processing overhead, command processing overhead time |
| overheating | (noun) excessive heating | - |
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| paperhanger | (noun) one whose occupation is decorating walls with wallpaper | Synonyms: paperer |
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| (noun) someone who passes bad checks or counterfeit paper money | - |
| paperhanging | (noun) the application of wallpaper | Synonyms: papering |
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| parhelion | (noun) a bright spot on the parhelic circle; caused by diffraction by ice crystals | Synonyms: mock sun, sundog |
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| platyrrhine | (noun) hairy-faced arboreal monkeys having widely separated nostrils and long usually prehensile tails | Synonyms: New World monkey, platyrrhinian |
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| platyrrhinian | (noun) hairy-faced arboreal monkeys having widely separated nostrils and long usually prehensile tails | Synonyms: New World monkey, platyrrhine |
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| poorhouse | (noun) an establishment maintained at public expense in order to provide housing for the poor and homeless | - |
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| porterhouse | (noun) large steak from the thick end of the short loin containing a T-shaped bone and large piece of tenderloin | Synonyms: porterhouse steak |
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| powerhouse | (noun) an electrical generating station | Synonyms: power plant, power station |
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| (noun) a team considered to be the best of its class | - |
| (noun) a highly energetic and indefatigable person | Synonyms: ball of fire, fireball, human dynamo |
| pyorrhea | (noun) discharge of pus | Synonyms: pyorrhoea |
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| (noun) chronic periodontitis; purulent inflammation of the teeth sockets | Synonyms: pyorrhea alveolaris, pyorrhoea, Riggs' disease |
| pyorrhoea | (noun) discharge of pus | Synonyms: pyorrhea |
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| (noun) chronic periodontitis; purulent inflammation of the teeth sockets | Synonyms: pyorrhea, pyorrhea alveolaris, Riggs' disease |
| pyrrhic | (noun) an ancient Greek dance imitating the motions of warfare | - |
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| (noun) a metrical unit with unstressed-unstressed syllables | Synonyms: dibrach |
| pyrrhotine | (noun) a brownish iron sulfide mineral (FeS) having weak magnetic properties | Synonyms: magnetic pyrites, pyrrhotite |
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| pyrrhotite | (noun) a brownish iron sulfide mineral (FeS) having weak magnetic properties | Synonyms: magnetic pyrites, pyrrhotine |
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| pyrrhuloxia | (noun) crested grey-and-red bird of southwest United States and Mexico | Synonyms: Pyrrhuloxia sinuata |
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| rhabdomancer | (noun) someone who uses a divining rod to find underground water | Synonyms: dowser, water witch |
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| rhabdomancy | (noun) searching for underground water or minerals by using a dowsing rod | Synonyms: dowse, dowsing |
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| rhabdomyoma | (noun) benign tumor of striated muscle | - |
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| rhabdomyosarcoma | (noun) a highly malignant neoplasm derived from striated muscle | Synonyms: rhabdosarcoma |
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| rhabdosarcoma | (noun) a highly malignant neoplasm derived from striated muscle | Synonyms: rhabdomyosarcoma |
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| rhabdovirus | (noun) any of a group of arboviruses including those causing rabies | - |
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| rhagades | (noun) cracks or fissures in the skin (especially around the mouth or anus) | - |
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| rhaphe | (noun) a ridge that forms a seam between two parts | Synonyms: raphe |
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| rhapsody | (noun) (in ancient Greece) an epic poem adapted for recitation | - |
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| (noun) (music) a free instrumental composition in one extended movement; typically emotional or exuberant in character | - |
| (noun) an enthusiastic expression of emotion | - |
| rhea | (noun) larger of two tall fast-running flightless birds similar to ostriches but three-toed; found from Brazil to Patagonia | Synonyms: Rhea americana |
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| (noun) smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellan | Synonyms: nandu, Pterocnemia pennata |
| rhenium | (noun) a rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum | Synonyms: atomic number 75, Re |
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| rheology | (noun) the branch of physics that studies the deformation and flow of matter | - |
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| rheometer | (noun) an instrument for measuring the flow of liquids (especially arterial blood) | - |
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| rheostat | (noun) resistor for regulating current | Synonyms: variable resistor |
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| rhesus | (noun) of southern Asia; used in medical research | Synonyms: Macaca mulatta, rhesus monkey |
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| rhetoric | (noun) study of the technique and rules for using language effectively (especially in public speaking) | - |
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| (noun) using language effectively to please or persuade | - |
| (noun) high-flown style; excessive use of verbal ornamentation | Synonyms: grandiloquence, grandiosity, magniloquence, ornateness |
| (noun) loud and confused and empty talk | Synonyms: empty talk, empty words, hot air, palaver |
| rhetorician | (noun) a person who delivers a speech or oration | Synonyms: orator, public speaker, speechifier, speechmaker |
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| rheum | (noun) a watery discharge from the mucous membranes (especially from the eyes or nose) | - |
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| rheumatic | (noun) a person suffering with rheumatism | - |
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| rheumatism | (noun) any painful disorder of the joints or muscles or connective tissues | - |
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| (noun) a chronic autoimmune disease with inflammation of the joints and marked deformities; something (possibly a virus) triggers an attack on the synovium by the immune system, which releases cytokines that stimulate an inflammatory reaction that can lead to the destruction of all components of the joint | Synonyms: atrophic arthritis, rheumatoid arthritis |
| rheumatologist | (noun) a physician specializing in rheumatic diseases | - |
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