h | (noun) the 8th letter of the Roman alphabet | Synonyms: H |
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(noun) the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second | Synonyms: Planck's constant |
habanera | (noun) a Cuban dance in duple time | - |
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(noun) music composed in duple time for dancing the habanera | - |
haberdasher | (noun) a merchant who sells men's clothing | Synonyms: clothier |
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haberdashery | (noun) the drygoods sold by a haberdasher | Synonyms: men's furnishings |
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(noun) a store where men's clothes are sold | Synonyms: clothing store, haberdashery store, mens store |
habergeon | (noun) (Middle Ages) a light sleeveless coat of chain mail worn under the hauberk | - |
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habiliment | (noun) a covering designed to be worn on a person's body | Synonyms: article of clothing, clothing, vesture, wear, wearable |
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habit | (noun) excessive use of drugs | Synonyms: drug abuse, substance abuse |
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(noun) (psychology) an automatic pattern of behavior in reaction to a specific situation; may be inherited or acquired through frequent repetition | Synonyms: use |
(noun) a distinctive attire worn by a member of a religious order | - |
(noun) attire that is typically worn by a horseback rider (especially a woman's attire) | Synonyms: riding habit |
(noun) an established custom | Synonyms: wont |
(noun) the general form or mode of growth (especially of a plant or crystal) | - |
habitability | (noun) suitability for living in or on | Synonyms: habitableness |
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habitableness | (noun) suitability for living in or on | Synonyms: habitability |
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habitant | (noun) a person who inhabits a particular place | Synonyms: denizen, dweller, indweller, inhabitant |
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habitat | (noun) the type of environment in which an organism or group normally lives or occurs | Synonyms: home ground |
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habitation | (noun) the act of dwelling in or living permanently in a place (said of both animals and men) | Synonyms: inhabitancy, inhabitation |
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(noun) housing that someone is living in | Synonyms: abode, domicile, dwelling, dwelling house, home |
(noun) the native habitat or home of an animal or plant | - |
habituation | (noun) a general accommodation to unchanging environmental conditions | - |
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(noun) being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) | Synonyms: addiction, dependance, dependence, dependency |
habitude | (noun) habitual mode of behavior | - |
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habitue | (noun) a regular patron | Synonyms: fixture, regular |
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habitus | (noun) constitution of the human body | Synonyms: body-build, build, physique |
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(noun) person's predisposition to be affected by something (as a disease) | - |
hacek | (noun) a diacritical mark (an inverted circumflex) placed above certain letters (such as the letter c) to indicate pronunciation | Synonyms: wedge |
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hachure | (noun) shading consisting of multiple crossing lines | Synonyms: crosshatch, hatch, hatching |
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hacienda | (noun) the main house on a ranch or large estate | - |
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(noun) a large estate in Spanish-speaking countries | - |
hack | (noun) a horse kept for hire | - |
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(noun) an old or over-worked horse | Synonyms: jade, nag, plug |
(noun) a saddle horse used for transportation rather than sport etc. | - |
(noun) a car driven by a person whose job is to take passengers where they want to go in exchange for money | Synonyms: cab, taxi, taxicab |
(noun) a tool (as a hoe or pick or mattock) used for breaking up the surface of the soil | - |
(noun) one who works hard at boring tasks | Synonyms: drudge, hacker |
(noun) a mediocre and disdained writer | Synonyms: hack writer, literary hack |
(noun) a politician who belongs to a small clique that controls a political party for private rather than public ends | Synonyms: machine politician, political hack, ward-heeler |
hackamore | (noun) rope or canvas headgear for a horse, with a rope for leading | Synonyms: halter |
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hackathon | (noun) an event involving a marathon coding session | - |
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hackberry | (noun) small edible dark purple to black berry with large pits; southern United States | Synonyms: sugarberry |
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(noun) any of various trees of the genus Celtis having inconspicuous flowers and small berrylike fruits | Synonyms: nettle tree |
hackbut | (noun) an obsolete firearm with a long barrel | Synonyms: arquebus, hagbut, harquebus |
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hackee | (noun) small striped semiterrestrial eastern American squirrel with cheek pouches | Synonyms: eastern chipmunk, ground squirrel, striped squirrel, Tamias striatus |
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hacker | (noun) one who works hard at boring tasks | Synonyms: drudge, hack |
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(noun) a programmer for whom computing is its own reward; may enjoy the challenge of breaking into other computers but does no harm | - |
(noun) someone who plays golf poorly | - |
hackle | (noun) long slender feather on the necks of e.g. turkeys and pheasants | - |
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hackles | (noun) a feeling of anger and animosity | Synonyms: dander |
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hackmatack | (noun) poplar of northeastern North America with broad heart-shaped leaves | Synonyms: balsam poplar, Populus balsamifera, tacamahac |
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hackney | (noun) a compact breed of harness horse | - |
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(noun) a carriage for hire | Synonyms: hackney carriage, hackney coach |
hacksaw | (noun) saw used with one hand for cutting metal | Synonyms: hack saw, metal saw |
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hackwork | (noun) professional work done according to formula | - |
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(noun) (Literary & Literary Critical Terms) undistinguished literary work produced to order. | - |
haddock | (noun) important food fish on both sides of the Atlantic; related to cod but usually smaller | Synonyms: Melanogrammus aeglefinus |
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(noun) lean white flesh of fish similar to but smaller than cod; usually baked or poached or as fillets sauteed or fried | - |
hadith | (noun) (Islam) the way of life prescribed as normative for Muslims on the basis of the teachings and practices of Muhammad and interpretations of the Koran | Synonyms: Sunna, Sunnah |
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hadj | (noun) the fifth pillar of Islam is a pilgrimage to Mecca during the month of Dhu al-Hijja; at least once in a lifetime a Muslim is expected to make a religious journey to Mecca and the Kaaba | Synonyms: haj, hajj |
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hadji | (noun) an Arabic term of respect for someone who has made the pilgrimage to Mecca | Synonyms: haji, hajji |
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hadron | (noun) any elementary particle that interacts strongly with other particles | - |
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hadrosaur | (noun) any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic | Synonyms: duck-billed dinosaur, hadrosaurus |
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hadrosaurus | (noun) any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic | Synonyms: duck-billed dinosaur, hadrosaur |
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haecceity | (noun) the essence that makes something the kind of thing it is and makes it different from any other | Synonyms: quiddity |
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haem | (noun) a complex red organic pigment containing iron and other atoms to which oxygen binds | Synonyms: haemitin, hematin, heme, protoheme |
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haemagglutination | (noun) agglutination of red blood cells | Synonyms: hemagglutination |
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haemangioma | (noun) benign angioma consisting of a mass of blood vessels; some appear as birthmarks | Synonyms: hemangioma |
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haematemesis | (noun) vomiting blood | Synonyms: hematemesis |
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haematinic | (noun) a medicine that increases the hemoglobin content of the blood; used to treat iron-deficiency anemia | Synonyms: hematinic |
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haematite | (noun) the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form | Synonyms: hematite |
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haematocele | (noun) swelling caused by blood collecting in a body cavity (especially a swelling of the membrane covering the testis) | Synonyms: haematocoele, hematocele, hematocoele |
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haematochezia | (noun) passage of stools containing blood (as from diverticulosis or colon cancer or peptic ulcer) | Synonyms: hematochezia |
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haematocoele | (noun) swelling caused by blood collecting in a body cavity (especially a swelling of the membrane covering the testis) | Synonyms: haematocele, hematocele, hematocoele |
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haematocolpometra | (noun) accumulation of blood in the vagina and uterus | Synonyms: hematocolpometra |
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haematocolpos | (noun) accumulation of menstrual blood in the vagina (usually due to an imperforate hymen) | Synonyms: hematocolpos |
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haematocrit | (noun) a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood | Synonyms: hematocrit |
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(noun) the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit | Synonyms: hematocrit, packed cell volume |
haematocytopenia | (noun) an abnormally low number of red blood cells in the blood | Synonyms: hematocytopenia |
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haematocyturia | (noun) the presence of red blood cells in the urine | Synonyms: hematocyturia |
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haematogenesis | (noun) the formation of blood cells in the living body (especially in the bone marrow) | Synonyms: haematopoiesis, haemogenesis, haemopoiesis, hematogenesis, hematopoiesis, hemogenesis, hemopoiesis, sanguification |
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haematohiston | (noun) a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells | Synonyms: globin, hematohiston |
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haematoidin | (noun) an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice | Synonyms: bilirubin, hematoidin |
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haematologist | (noun) a doctor who specializes in diseases of the blood and blood-forming organs | Synonyms: hematologist |
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haematology | (noun) the branch of medicine that deals with diseases of the blood and blood-forming organs | Synonyms: hematology |
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haematolysis | (noun) lysis of erythrocytes with the release of hemoglobin | Synonyms: haemolysis, hematolysis, hemolysis |
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haematoma | (noun) a localized swelling filled with blood | Synonyms: hematoma |
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haematopoiesis | (noun) the formation of blood cells in the living body (especially in the bone marrow) | Synonyms: haematogenesis, haemogenesis, haemopoiesis, hematogenesis, hematopoiesis, hemogenesis, hemopoiesis, sanguification |
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haematuria | (noun) the presence of blood in the urine; often a symptom of urinary tract disease | Synonyms: hematuria |
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haemitin | (noun) a complex red organic pigment containing iron and other atoms to which oxygen binds | Synonyms: haem, hematin, heme, protoheme |
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haemodialysis | (noun) dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure | Synonyms: hemodialysis |
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haemogenesis | (noun) the formation of blood cells in the living body (especially in the bone marrow) | Synonyms: haematogenesis, haematopoiesis, haemopoiesis, hematogenesis, hematopoiesis, hemogenesis, hemopoiesis, sanguification |
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haemoglobin | (noun) a hemoprotein composed of globin and heme that gives red blood cells their characteristic color; function primarily to transport oxygen from the lungs to the body tissues | Synonyms: Hb, hemoglobin |
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haemoglobinemia | (noun) presence of excessive hemoglobin in the blood plasma | Synonyms: hemoglobinemia |
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haemoglobinopathy | (noun) a blood disease characterized by the presence of abnormal hemoglobins in the blood | Synonyms: hemoglobinopathy |
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haemoglobinuria | (noun) presence of hemoglobin in the urine | Synonyms: hemoglobinuria |
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haemolysin | (noun) any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin | Synonyms: erythrocytolysin, erythrolysin, hemolysin |
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haemolysis | (noun) lysis of erythrocytes with the release of hemoglobin | Synonyms: haematolysis, hematolysis, hemolysis |
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haemophile | (noun) someone who has hemophilia and is subject to uncontrollable bleeding | Synonyms: bleeder, haemophiliac, hemophile, hemophiliac |
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haemophilia | (noun) congenital tendency to uncontrolled bleeding; usually affects males and is transmitted from mother to son | Synonyms: bleeder's disease, hemophilia |
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haemophiliac | (noun) someone who has hemophilia and is subject to uncontrollable bleeding | Synonyms: bleeder, haemophile, hemophile, hemophiliac |
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haemopoiesis | (noun) the formation of blood cells in the living body (especially in the bone marrow) | Synonyms: haematogenesis, haematopoiesis, haemogenesis, hematogenesis, hematopoiesis, hemogenesis, hemopoiesis, sanguification |
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haemoproteid | (noun) related to malaria parasite and having a phase in the viscera of various birds | - |
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haemoprotein | (noun) a conjugated protein linked to a compound of iron and porphyrin | Synonyms: hemoprotein |
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haemoptysis | (noun) coughing up blood from the respiratory tract; usually indicates a severe infection of the bronchi or lungs | Synonyms: hemoptysis |
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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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haemosiderin | (noun) a granular brown substance composed of ferric oxide; left from the breakdown of hemoglobin; can be a sign of disturbed iron metabolism | Synonyms: hemosiderin |
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haemosiderosis | (noun) abnormal deposit of hemosiderin; often a symptom of thalassemia or hemochromatosis | Synonyms: hemosiderosis |
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haemosporidian | (noun) minute protozoans parasitic at some stage of the life cycle in blood cells of vertebrates including many pathogens | - |
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haemostasia | (noun) surgical procedure of stopping the flow of blood (as with a hemostat) | Synonyms: haemostasis, hemostasia, hemostasis |
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haemostasis | (noun) surgical procedure of stopping the flow of blood (as with a hemostat) | Synonyms: haemostasia, hemostasia, hemostasis |
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haemostat | (noun) a surgical instrument that stops bleeding by clamping the blood vessel | Synonyms: hemostat |
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haemothorax | (noun) accumulation of blood in the pleural cavity (the space between the lungs and the walls of the chest) | Synonyms: hemothorax |
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hafnium | (noun) a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons | Synonyms: atomic number 72, Hf |
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haft | (noun) the handle of a weapon or tool | Synonyms: helve |
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hag | (noun) eellike cyclostome having a tongue with horny teeth in a round mouth surrounded by eight tentacles; feeds on dead or trapped fishes by boring into their bodies | Synonyms: hagfish, slime eels |
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(noun) an ugly evil-looking old woman | Synonyms: beldam, beldame, crone, witch |
hagberry | (noun) small cherry much liked by birds | - |
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hagbut | (noun) an obsolete firearm with a long barrel | Synonyms: arquebus, hackbut, harquebus |
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hagfish | (noun) eellike cyclostome having a tongue with horny teeth in a round mouth surrounded by eight tentacles; feeds on dead or trapped fishes by boring into their bodies | Synonyms: hag, slime eels |
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haggis | (noun) made of sheep's or calf's viscera minced with oatmeal and suet and onions and boiled in the animal's stomach | - |
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haggle | (noun) an instance of intense argument (as in bargaining) | Synonyms: haggling, wrangle, wrangling |
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haggler | (noun) an intense bargainer | - |
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haggling | (noun) an instance of intense argument (as in bargaining) | Synonyms: haggle, wrangle, wrangling |
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hagiographer | (noun) the author of a worshipful or idealizing biography | Synonyms: hagiographist, hagiologist |
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