| ARCHAEOPTERYX | • archaeopteryx n. Alternative spelling of archeopteryx. • Archaeopteryx prop.n. A taxonomic genus within the family Archaeopterygidae – known from fossils and widely accepted as the…
 • archæopteryx n. Rare spelling of archeopteryx.
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| CARBOXYLATING | • carboxylating v. Present participle of carboxylate. • CARBOXYLATE v. to introduce carboxyl or carbon dioxide into (a compound) with formation of a carboxylic acid.
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| CARBOXYLATION | • carboxylation n. (Organic chemistry) Any reaction that introduces a carboxylate group into a molecule. • CARBOXYLATION n. the act of carboxylating.
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| CEPHALOTHORAX | • cephalothorax n. The fused head and thorax of spiders and crustaceans. • CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc.
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| COCARBOXYLASE | • cocarboxylase n. A compound, related to vitamin B, that can be prepared from aneurine. • COCARBOXYLASE n. a coenzyme that is a pyrophosphate of thiamine and is important in metabolic reactions.
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| CONTRASEXUALS | • CONTRASEXUAL n. one who represses the personality traits that most people repress because they are characteristic of the opposite sex. | 
| DECARBOXYLASE | • decarboxylase n. (Biochemistry) Any enzyme that catalyzes the hydrolysis of a carboxyl group, effectively removing carbon… • DECARBOXYLASE n. any of a group of enzymes that accelerate decarboxylation esp. of amino acids.
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| DECARBOXYLATE | • decarboxylate v. (Organic chemistry) To remove one or more carboxyl groups from a molecule. • DECARBOXYLATE v. to remove carbon dioxide from its substrate.
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| DEXTROCARDIAC | • dextrocardiac n. One who has the heart on the right-hand side of the body. • DEXTROCARDIAC n. a person who has dextrocardia, a condition in which the heart is on the right-hand side of the chest.
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| DEXTROCARDIAS | • dextrocardias n. Plural of dextrocardia. • DEXTROCARDIA n. a condition in which the heart is on the right-hand side of the chest.
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| EXACERBATIONS | • exacerbations n. Plural of exacerbation. • EXACERBATION n. the act of exarcebating.
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| EXCLAMATORILY | • exclamatorily adv. In an exclamatory way. • EXCLAMATORY adv. containing or expressing exclamation, also EXCLAMATIVE.
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| EXTRATROPICAL | • extratropical adj. Occurring outside the tropics, usually in temperate latitudes. • extratropical adj. (Meteorology) Lacking or having lost tropical characteristics.
 • EXTRATROPICAL adj. outside the tropics.
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| ISOCARBOXAZID | • isocarboxazid n. (Pharmacology) An antidepressant drug C12H13N3O2. • ISOCARBOXAZID n. an antidepressant drug.
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| PARADOXICALLY | • paradoxically adv. In a paradoxical manner; so as to create a paradox. • PARADOXICAL adv. of the nature of a paradox, also PARADOXAL.
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| PRAXEOLOGICAL | • praxeological adj. Of or pertaining to praxeology. • PRAXEOLOGICAL adj. relating to praxeology.
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| XANTHOCHROIAS | • XANTHOCHROIA n. yellowness of the skin. | 
| XANTHOCHROMIA | • xanthochromia n. (Medicine) The yellowish appearance of cerebrospinal fluid that accompanies certain conditions, especially… • XANTHOCHROMIA n. any yellowish discoloration, esp. of the cerebrospinal fluid.
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| XYLOGRAPHICAL | • xylographical adj. Xylographic. • XYLOGRAPHICAL adj. relating to xylography, the art of making engravings on wood, also XYLOGRAPHIC.
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