| aerogram | (noun) a letter sent by air mail | Synonyms: aerogramme, air letter, airmail letter |
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| airstream | (noun) a relatively well-defined prevailing wind | - |
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| (noun) the flow of air that is driven backwards by an aircraft propeller | Synonyms: backwash, race, slipstream, wash |
| alprazolam | (noun) an antianxiety agent (trade name Xanax) of the benzodiazepine class | Synonyms: Xanax |
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| amalgam | (noun) a combination or blend of diverse things | - |
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| (noun) an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth; except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams | Synonyms: dental amalgam |
| anagram | (noun) a word or phrase spelled by rearranging the letters of another word or phrase | - |
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| angiocardiogram | (noun) a series of X rays representing the action of the heart and its blood vessels after the injection of a radiopaque substance | - |
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| angiogram | (noun) an X-ray representation of blood vessels made after the injection of a radiopaque substance | - |
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| antigram | (noun) an anagram that means the opposite of the original word or phrase | - |
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| arteriogram | (noun) an X ray of an artery filled with a contrast medium | - |
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| arthrogram | (noun) an X ray of a joint after the injection of a contrast medium | - |
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| ashram | (noun) (India) a place of religious retreat for Hindus | - |
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| (noun) a place of religious retreat modeled after the Indian ashram | - |
| audiogram | (noun) a graphical representation of a person's auditory sensitivity to sound | - |
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| avaram | (noun) evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia | Synonyms: Cassia auriculata, Senna auriculata, tanner's cassia |
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| aztreonam | (noun) an antibiotic (trade name Azactam) used against severe infections; has minimal side effects | Synonyms: Azactam |
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| babygram | (noun) an X-ray of the entire body of an infant. | - |
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| ballistocardiogram | (noun) a graphical recording made by a ballistocardiograph | - |
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| balsam | (noun) an ointment containing a fragrant resin | - |
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| (noun) any seed plant yielding balsam | - |
| (noun) any of various fragrant oleoresins used in medicines and perfumes | - |
| bam | (noun) a sudden very loud noise | Synonyms: bang, blast, clap, eruption |
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| bantam | (noun) any of various small breeds of fowl | - |
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| beam | (noun) long thick piece of wood or metal or concrete, etc., used in construction | - |
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| (noun) a gymnastic apparatus used by women gymnasts | Synonyms: balance beam |
| (noun) the broad side of a ship | - |
| (noun) (nautical) breadth amidships | - |
| (noun) a signal transmitted along a narrow path; guides airplane pilots in darkness or bad weather | Synonyms: radio beam |
| (noun) a column of light (as from a beacon) | Synonyms: beam of light, irradiation, light beam, ray, ray of light, shaft, shaft of light |
| (noun) a group of nearly parallel lines of electromagnetic radiation | Synonyms: electron beam, ray |
| bedlam | (noun) a state of extreme confusion and disorder | Synonyms: chaos, pandemonium, topsy-turvydom, topsy-turvyness |
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| beldam | (noun) a woman of advanced age | Synonyms: beldame |
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| (noun) an ugly evil-looking old woman | Synonyms: beldame, crone, hag, witch |
| bigram | (noun) a word that is written with two letters in an alphabetic writing system | - |
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| bloodstream | (noun) the blood flowing through the circulatory system | Synonyms: blood stream |
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| bologram | (noun) record or recording made by a bolometer | Synonyms: bolograph |
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| bream | (noun) any of various usually edible freshwater percoid fishes having compressed bodies and shiny scales; especially (but not exclusively) of the genus Lepomis | Synonyms: freshwater bream |
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| (noun) any of numerous marine percoid fishes especially (but not exclusively) of the family Sparidae | Synonyms: sea bream |
| (noun) flesh of any of various saltwater fishes of the family Sparidae or the family Bramidae | Synonyms: sea bream |
| (noun) flesh of various freshwater fishes of North America or of Europe | Synonyms: freshwater bream |
| brougham | (noun) a sedan that has no roof over the driver's seat | - |
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| (noun) light carriage; pulled by a single horse | - |
| buckram | (noun) a coarse cotton fabric stiffened with glue; used in bookbinding and to stiffen clothing | - |
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| cablegram | (noun) a telegram sent abroad | Synonyms: cable, overseas telegram |
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| cam | (noun) a rotating disk shaped to convert circular into linear motion | - |
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| cardiogram | (noun) a graphical recording of the cardiac cycle produced by an electrocardiograph | Synonyms: ECG, EKG, electrocardiogram |
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| chromatogram | (noun) the recording (column or paper strip) on which the constituents of a mixture are adsorbed in chromatography | - |
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| cladogram | (noun) a tree diagram used to illustrate phylogenetic relationships | - |
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| clam | (noun) burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness | - |
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| (noun) flesh of either hard-shell or soft-shell clams | - |
| (noun) a piece of paper money worth one dollar | Synonyms: buck, dollar, dollar bill, one dollar bill |
| cocoyam | (noun) tropical starchy tuberous root | Synonyms: dasheen, edda, taro, taro root |
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| (noun) edible starchy tuberous root of taro plants | Synonyms: dasheen, eddo, taro |
| cofferdam | (noun) large watertight chamber used for construction under water | Synonyms: caisson, pneumatic caisson |
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| coldcream | (noun) a cream used cosmetically (mostly by women) for softening and cleaning the skin | Synonyms: cold cream, face cream, vanishing cream |
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| cream | (noun) toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing effect when applied to the skin | Synonyms: emollient, ointment |
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| (noun) the part of milk containing the butterfat | - |
| (noun) the best people or things in a group | Synonyms: pick |
| crossbeam | (noun) a horizontal beam that extends across something | Synonyms: crosspiece, trave, traverse |
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| cryptogam | (noun) formerly recognized taxonomic group including all flowerless and seedless plants that reproduce by means of spores: ferns, mosses, algae, fungi | - |
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| cryptogram | (noun) a piece of writing in code or cipher | Synonyms: cryptograph, secret writing |
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| dam | (noun) female parent of an animal especially domestic livestock | - |
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| (noun) a barrier constructed to contain the flow of water or to keep out the sea | Synonyms: dike, dyke |
| (noun) a metric unit of length equal to ten meters | Synonyms: decameter, decametre, dekameter, dekametre, dkm |
| dashcam | (noun) A camera filming from the dashboard of a car | - |
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| daydream | (noun) absentminded dreaming while awake | Synonyms: air castle, castle in Spain, castle in the air, daydreaming, oneirism, reverie, revery |
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| decagram | (noun) 10 grams | Synonyms: dag, dekagram, dkg |
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| decigram | (noun) 1/10 gram | Synonyms: dg |
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| dekagram | (noun) 10 grams | Synonyms: dag, decagram, dkg |
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| diagram | (noun) a drawing intended to explain how something works; a drawing showing the relation between the parts | - |
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| diam | (noun) the length of a straight line passing through the center of a circle and connecting two points on the circumference | Synonyms: diameter |
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| diazepam | (noun) a tranquilizer (trade name Valium) used to relieve anxiety and relax muscles; acts by enhancing the inhibitory actions of the neurotransmitter GABA; can also be used as an anticonvulsant drug in cases of nerve agent poisoning | Synonyms: Valium |
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| digram | (noun) two successive letters (especially two letters used to represent a single sound: `sh' in `shoe') | Synonyms: digraph |
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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 |
| disulfiram | (noun) a drug (trade name Antabuse) used in the treatment of alcoholism; causes nausea and vomiting if alcohol is ingested | Synonyms: Antabuse |
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| dram | (noun) the basic unit of money in Armenia | - |
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| (noun) 1/16 ounce or 1.771 grams | - |
| (noun) a unit of apothecary weight equal to an eighth of an ounce or to 60 grains | Synonyms: drachm, drachma |
| dream | (noun) a series of mental images and emotions occurring during sleep | Synonyms: dreaming |
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| (noun) imaginative thoughts indulged in while awake | Synonyms: dreaming |
| (noun) a fantastic but vain hope (from fantasies induced by the opium pipe) | Synonyms: pipe dream |
| (noun) a state of mind characterized by abstraction and release from reality | - |
| (noun) a cherished desire | Synonyms: ambition, aspiration |
| (noun) someone or something wonderful | - |
| echocardiogram | (noun) a graphical image of the heart produced by an echocardiograph | - |
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| echoencephalogram | (noun) a graphical image of the brain produced by an echoencephalograph | - |
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| echogram | (noun) an image of a structure that is produced by ultrasonography (reflections of high-frequency sound waves); used to observe fetal growth or to study bodily organs | Synonyms: sonogram |
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| electrocardiogram | (noun) a graphical recording of the cardiac cycle produced by an electrocardiograph | Synonyms: cardiogram, ECG, EKG |
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| electroencephalogram | (noun) a graphical record of electrical activity of the brain; produced by an electroencephalograph | Synonyms: EEG, encephalogram |
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| electromyogram | (noun) a graphical record of electric currents associated with muscle contractions | Synonyms: EMG |
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| electroretinogram | (noun) a graphical recording of the electrical activity of the retina that results when light is flashed into the eye | - |
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| encephalogram | (noun) an X ray of the brain made by replacing spinal fluid with a gas (usually oxygen) to improve contrast | Synonyms: pneumoencephalogram |
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| (noun) a graphical record of electrical activity of the brain; produced by an electroencephalograph | Synonyms: EEG, electroencephalogram |
| engram | (noun) a postulated biochemical change (presumably in neural tissue) that represents a memory | Synonyms: memory trace |
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| epigram | (noun) a witty saying | Synonyms: quip |
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| estazolam | (noun) a frequently prescribed sleeping pill (trade name ProSom) | Synonyms: ProSom |
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| exam | (noun) a set of questions or exercises evaluating skill or knowledge | Synonyms: examination, test |
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| fancam | (noun) footage of a celebrity taken by a fan | - |
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| flimflam | (noun) a swindle in which you cheat at gambling or persuade a person to buy worthless property | Synonyms: bunco, bunco game, bunko, bunko game, con, con game, confidence game, confidence trick, hustle, sting |
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| flipagram | (noun) a sequence of photos composed into a video | - |
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| flotsam | (noun) the floating wreckage of a ship | Synonyms: jetsam |
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| fluidram | (noun) a unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce | Synonyms: drachm, fluid drachm, fluid dram |
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| (noun) a British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters | Synonyms: drachm, fluid drachm, fluid dram |
| flunitrazepam | (noun) a depressant and tranquilizer (trade name Rohypnol) often used in the commission of sexual assault; legally available in Europe and Mexico and Colombia | Synonyms: Rohypnol |
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| flurazepam | (noun) tranquilizer (trade name Dalmane) used to treat insomnia | Synonyms: Dalmane, flurazepam hydrochloride |
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| foam | (noun) a mass of small bubbles formed in or on a liquid | Synonyms: froth |
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| (noun) a lightweight material in cellular form; made by introducing gas bubbles during manufacture | - |
| foram | (noun) marine microorganism having a calcareous shell with openings where pseudopods protrude | Synonyms: foraminifer |
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| gam | (noun) a herd of whales | - |
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| gingham | (noun) a clothing fabric in a plaid weave | - |
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| gleam | (noun) an appearance of reflected light | Synonyms: gleaming, glow, lambency |
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| (noun) a flash of light (especially reflected light) | Synonyms: gleaming, glimmer |
| gloam | (noun) the time of day immediately following sunset | Synonyms: crepuscle, crepuscule, dusk, evenfall, fall, gloaming, nightfall, twilight |
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| graham | (noun) flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage) | Synonyms: graham flour, whole meal flour, whole wheat flour |
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| gram | (noun) a metric unit of weight equal to one thousandth of a kilogram | Synonyms: g, gm, gramme |
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| grogram | (noun) a coarse fabric of silk mixed with wool or mohair and often stiffened with gum | - |
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| ham | (noun) meat cut from the thigh of a hog (usually smoked) | Synonyms: gammon, jambon |
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| (noun) an unskilled actor who overacts | Synonyms: ham actor |
| (noun) a licensed amateur radio operator | - |
| headstream | (noun) a stream that forms the source of a river | - |
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| hectogram | (noun) 100 grams | Synonyms: hg |
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| heliogram | (noun) a message transmitted by means of the sun's rays | - |
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| hexagram | (noun) a regular polygon formed by extending each of the sides of a regular hexagon to form two equilateral triangles | - |
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| histogram | (noun) a bar chart representing a frequency distribution; heights of the bars represent observed frequencies | - |
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| hologram | (noun) the intermediate photograph (or photographic record) that contains information for reproducing a three-dimensional image by holography | Synonyms: holograph |
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| hornbeam | (noun) any of several trees or shrubs of the genus Carpinus | - |
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| hysterosalpingogram | (noun) X ray of the uterus and Fallopian tubes; usually done in diagnosing infertility (to see if there any blockages) | - |
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| icecream | (noun) frozen dessert containing cream and sugar and flavoring | Synonyms: ice cream |
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| ideogram | (noun) a graphic character that indicates the meaning of a thing without indicating the sounds used to say it | Synonyms: ideograph |
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| imam | (noun) (Islam) the man who leads prayers in a mosque; for Shiites an imam is a recognized authority on Islamic theology and law and a spiritual guide | Synonyms: imaum |
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| isogram | (noun) a line drawn on a map connecting points having the same numerical value of some variable | Synonyms: isarithm, isopleth |
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| jam | (noun) deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems | Synonyms: electronic jamming, jamming |
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| (noun) preserve of crushed fruit | - |
| (noun) a dense crowd of people | Synonyms: crush, press |
| (noun) informal terms for a difficult situation | Synonyms: fix, hole, kettle of fish, mess, muddle, pickle |
| jeroboam | (noun) a large wine bottle (holds 4/5 of a gallon) | Synonyms: double-magnum |
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| jetsam | (noun) the floating wreckage of a ship | Synonyms: flotsam |
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| (noun) the part of a ship's equipment or cargo that is thrown overboard to lighten the load in a storm | - |
| kilogram | (noun) one thousand grams; the basic unit of mass adopted under the Systeme International d'Unites | Synonyms: kg, kilo |
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