abiotrophy | (noun) a loss of vitality and a degeneration of cells and tissues not due to any apparent injury | - |
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acetaldehyde | (noun) a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs | Synonyms: ethanal |
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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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achylia | (noun) absence of gastric juices (partial or complete) | Synonyms: achylia gastrica |
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adenohypophysis | (noun) the anterior lobe of the pituitary body; primarily glandular in nature | Synonyms: anterior pituitary, anterior pituitary gland |
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adenopathy | (noun) a glandular disease or enlargement of glandular tissue (especially of the lymph glands) | - |
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adoxography | (noun) fine writing in praise of trivial or base subjects | - |
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aerophyte | (noun) plant that derives moisture and nutrients from the air and rain; usually grows on another plant but not parasitic on it | Synonyms: air plant, epiphyte, epiphytic plant |
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aeschynanthus | (noun) a plant of the genus Aeschynanthus having somewhat red or orange flowers and seeds having distinctive hairs at base and apex | - |
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aldehyde | (noun) any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids | - |
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allopathy | (noun) the usual method of treating disease with remedies that produce effects differing from those produced by the disease itself | - |
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amethyst | (noun) a transparent purple variety of quartz; used as a gemstone | - |
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aminophylline | (noun) a theophylline derivative that is used as a bronchodilator in the treatment of bronchial asthma, emphysema, and bronchitis | - |
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amyotrophy | (noun) progressive wasting of muscle tissues | Synonyms: amyotrophia |
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anaglyphy | (noun) the process of producing pictures in contrasting colors that appear three-dimensional when superimposed and viewed through spectacles with one red and one green lens | - |
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anaphylaxis | (noun) hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance | - |
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anarchy | (noun) a state of lawlessness and disorder (usually resulting from a failure of government) | Synonyms: lawlessness |
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anchylosis | (noun) abnormal adhesion and rigidity of the bones of a joint | Synonyms: ankylosis |
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anemography | (noun) recording anemometrical measurements | - |
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anesthyl | (noun) a mixture of methyl and ethyl chloride; sprayed on as a local anesthetic | - |
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angiography | (noun) roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram | - |
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angiopathy | (noun) any disease of the blood vessels or lymph ducts | - |
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anhydride | (noun) a compound formed from one or more other compounds in a reaction resulting in removal of water | - |
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anhydrosis | (noun) failure of the sweat glands | Synonyms: anhidrosis |
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anorthography | (noun) a loss of the ability to write or to express thoughts in writing because of a brain lesion | Synonyms: agraphia, logagraphia |
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anthophyllite | (noun) a dark brown mineral of the amphibole group; magnesium iron silicate | - |
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anthroposophy | (noun) a system of beliefs and practices based on the philosophy of Rudolf Steiner; it claims to integrate the practical and psychological in child-centered education | - |
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antiarrhythmic | (noun) a drug used to treat an abnormal heart rhythm | Synonyms: antiarrhythmic drug, antiarrhythmic medication |
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antihypertensive | (noun) a drug that reduces high blood pressure | Synonyms: antihypertensive drug |
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antipathy | (noun) the object of a feeling of intense aversion; something to be avoided | - |
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(noun) a feeling of intense dislike | Synonyms: aversion, distaste |
apathy | (noun) the trait of lacking enthusiasm for or interest in things generally | Synonyms: indifference, numbness, spiritlessness |
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(noun) an absence of emotion or enthusiasm | - |
apophysis | (noun) (anatomy) a natural outgrowth or projection on an organ or body part such as the process of a vertebra | - |
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(noun) (botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers | - |
archduchy | (noun) the domain controlled by an archduke or archduchess | - |
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arrhythmia | (noun) an abnormal rate of muscle contractions in the heart | Synonyms: cardiac arrhythmia |
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arteriography | (noun) roentgenographic examination of arteries | - |
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arthrography | (noun) roentgenographic examination of a joint after injection of radiopaque contrast medium; produces an arthrogram | - |
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arthropathy | (noun) a pathology or abnormality of a joint | - |
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asphyxia | (noun) a condition in which insufficient or no oxygen and carbon dioxide are exchanged on a ventilatory basis; caused by choking or drowning or electric shock or poison gas | - |
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asphyxiation | (noun) killing by depriving of oxygen | Synonyms: suffocation |
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(noun) the condition of being deprived of oxygen (as by having breathing stopped) | Synonyms: suffocation |
asphyxiator | (noun) a manually operated device for extinguishing small fires | Synonyms: extinguisher, fire extinguisher |
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astrophysicist | (noun) an astronomer who studies the physical properties of celestial bodies | - |
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astrophysics | (noun) the branch of astronomy concerned with the physical and chemical properties of celestial bodies | - |
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atrophy | (noun) any weakening or degeneration (especially through lack of use) | Synonyms: withering |
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(noun) a decrease in size of an organ caused by disease or disuse | Synonyms: wasting, wasting away |
autarchy | (noun) a political system governed by a single individual | Synonyms: autocracy |
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(noun) economic independence as a national policy | Synonyms: autarky |
autobiography | (noun) a biography of yourself | - |
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autophyte | (noun) plant capable of synthesizing its own food from simple organic substances | Synonyms: autophytic plant, autotroph, autotrophic organism |
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autoradiography | (noun) producing a radiograph by means of the radiation emitted from the specimen being photographed | - |
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bacteriochlorophyll | (noun) a substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants | - |
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bathymeter | (noun) an instrument that measures the depth of water | Synonyms: bathometer |
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bathymetry | (noun) measuring the depths of the oceans | Synonyms: plumbing |
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bathyscape | (noun) navigable deep diving vessel for underwater exploration | Synonyms: bathyscaph, bathyscaphe |
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bathyscaph | (noun) navigable deep diving vessel for underwater exploration | Synonyms: bathyscape, bathyscaphe |
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bathyscaphe | (noun) navigable deep diving vessel for underwater exploration | Synonyms: bathyscape, bathyscaph |
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bathysphere | (noun) spherical deep diving apparatus (lowered by a cable) for underwater exploration | - |
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bibliography | (noun) a list of writings with time and place of publication (such as the writings of a single author or the works referred to in preparing a document etc.) | - |
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biogeography | (noun) dealing with the geographical distribution of animals and plants | - |
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biography | (noun) an account of the series of events making up a person's life | Synonyms: life, life history, life story |
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biophysicist | (noun) a physicist who applies the methods of physics to biology | - |
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biophysics | (noun) physics as applied to biological problems | - |
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bolshy | (noun) emotionally charged terms used to refer to extreme radicals or revolutionaries | Synonyms: Bolshevik, bolshie, Marxist, red |
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brachycephalic | (noun) an adult with a short broad head | - |
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brachycephalism | (noun) the quality of being brachycephalic | Synonyms: brachycephaly |
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brachycephaly | (noun) the quality of being brachycephalic | Synonyms: brachycephalism |
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brachydactylia | (noun) abnormal shortness of fingers and toes | Synonyms: brachydactyly |
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brachydactyly | (noun) abnormal shortness of fingers and toes | Synonyms: brachydactylia |
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brachyuran | (noun) typical crabs | - |
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bryophyte | (noun) any of numerous plants of the division Bryophyta | Synonyms: nonvascular plant |
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cacography | (noun) poor handwriting | Synonyms: scratch, scrawl, scribble |
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calligraphy | (noun) beautiful handwriting | Synonyms: chirography, penmanship |
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campeachy | (noun) spiny shrub or small tree of Central America and West Indies having bipinnate leaves and racemes of small bright yellow flowers and yielding a hard brown or brownish-red heartwood used in preparing a black dye | Synonyms: bloodwood tree, Haematoxylum campechianum, logwood, logwood tree |
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carbohydrate | (noun) an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain | Synonyms: saccharide, sugar |
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cardiography | (noun) diagnostic procedure consisting of recording the activity of the heart electronically with a cardiograph (and producing a cardiogram) | Synonyms: electrocardiography |
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cardiomyopathy | (noun) a disorder (usually of unknown origin) of the heart muscle (myocardium) | Synonyms: myocardiopathy |
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cardiopathy | (noun) a disease of the heart | Synonyms: heart disease |
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cartography | (noun) the making of maps and charts | Synonyms: mapmaking |
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cataphyll | (noun) a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development | - |
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catathymia | (noun) A state in which mental processes are under the control of the emotions. | - |
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cerography | (noun) the art of engraving on a waxed plate on which a printing surface is created by electrotyping. | - |
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chirography | (noun) beautiful handwriting | Synonyms: calligraphy, penmanship |
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chlorenchyma | (noun) parenchyma whose cells contain chloroplasts | - |
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chlorophyl | (noun) any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms | Synonyms: chlorophyll |
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chlorophyll | (noun) any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms | Synonyms: chlorophyl |
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chlorophyte | (noun) algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water | Synonyms: green algae |
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cholangiography | (noun) roentgenographic examination of the bile ducts after a contrast medium has been injected | - |
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chondrodystrophy | (noun) an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism | Synonyms: achondroplasia, achondroplasty, osteosclerosis congenita |
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choreography | (noun) a show involving artistic dancing | Synonyms: stage dancing |
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(noun) the representation of dancing by symbols as music is represented by notes | - |
(noun) a notation used by choreographers | - |
chrestomathy | (noun) a selection of passages from different authors that is compiled as an aid in learning a language | - |
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chromatography | (noun) a process used for separating mixtures by virtue of differences in absorbency | - |
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chromolithography | (noun) single- or multi-color lithography | - |
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churchyard | (noun) the yard associated with a church | Synonyms: God's acre |
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chyle | (noun) a milky fluid consisting of lymph and emulsified fats; formed in the small intestine during digestion of ingested fats | - |
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chyloderma | (noun) swelling of the scrotum resulting from chronic lymphatic obstruction | Synonyms: elephantiasis scroti |
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chylomicron | (noun) a microscopic particle of triglycerides produced in the intestines during digestion; in the bloodstream they release their fatty acids into the blood | - |
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chyme | (noun) a semiliquid mass of partially digested food that passes from the stomach through the pyloric sphincter into the duodenum | - |
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chymosin | (noun) an enzyme that occurs in gastric juice; causes milk to coagulate | Synonyms: rennin |
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cinematography | (noun) the act of making a film | Synonyms: filming, motion-picture photography |
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cladophyll | (noun) a flattened stem resembling and functioning as a leaf | Synonyms: cladode, phylloclad, phylloclade |
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coelophysis | (noun) one of the oldest known dinosaurs; late Triassic; cannibalistic | - |
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cosmography | (noun) a representation of the earth or the heavens | - |
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(noun) the science that maps the general features of the universe; describes both heaven and earth (but without encroaching on geography or astronomy) | - |
cryopathy | (noun) destruction of tissue by freezing and characterized by tingling, blistering and possibly gangrene | Synonyms: frostbite |
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