| AMETHYSTINE | • amethystine adj. Like amethyst, especially in colour; violet-purple. • AMETHYSTINE adj. of or like amethyst.
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| BATHYMETERS | • bathymeters n. Plural of bathymeter. • BATHYMETER n. an instrument for recording the contours of deep oceans.
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| DEMETHYLATE | • demethylate v. (Chemistry) To remove one or more methyl groups from a molecule, especially from a biologically active molecule. | 
| ENTEROPATHY | • enteropathy n. (Pathology) An intestinal disorder or disease. • ENTEROPATHY n. a disease of the intestinal tract.
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| ERYTHEMATIC | • erythematic adj. (Medicine, dated) Characterized by, or causing, a morbid redness of the skin; relating to erythema. • ERYTHEMATIC adj. relating to erythema, redness of the skin.
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| ERYTHORBATE | • erythorbate n. (Organic chemistry) any salt or ester of erythorbic acid. • ERYTHORBATE n. a salt of erythorbic acid that is used in foods as an antioxidant.
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| ETHEREALITY | • ethereality n. The quality of being ethereal. • ETHEREALITY n. the quality of being ethereal.
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| GAMETOPHYTE | • gametophyte n. (Botany) A plant (or the haploid phase in its life cycle) which produces gametes by mitosis in order… • GAMETOPHYTE n. the haploid stage in the life cycle of an organism undergoing alternations of generations.
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| HEPATECTOMY | • hepatectomy n. (Surgery) The surgical removal of all or part of the liver. • HEPATECTOMY n. the surgical removal of the liver.
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| HEPATOCYTES | • hepatocytes n. Plural of hepatocyte. • HEPATOCYTE n. an epithelial parenchymatous cell of the liver.
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| HYPOTHECATE | • hypothecate v. (Transitive) To pledge (something) as surety for a loan; to pawn, mortgage. • hypothecate v. (Politics, Britain) To designate a new tax or tax increase for a specific expenditure.
 • hypothecate v. (Australia) To designate in advance the specific purpose of expenditure for government revenues (especially taxes).
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| SYNTHETASES | • synthetases n. Plural of synthetase. • SYNTHETASE n. a kind of enzyme.
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| TACHEOMETRY | • tacheometry n. Alternative spelling of tachymetry. • TACHEOMETRY n. measurement by use of a tacheometer, an instrument for rapidly measuring survey points on a map.
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| TACHYMETERS | • tachymeters n. Plural of tachymeter. • TACHYMETER n. a surveying instrument for rapid measurements of distances, elevations, and bearings.
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| TETRAETHYLS | • TETRAETHYL n. a compound with four ethyl groups. | 
| TETRAHYMENA | • Tetrahymena prop.n. A taxonomic genus within the family Tetrahymenidae – a unicellular eukaryote. • TETRAHYMENA n. any of a genus of ciliate protozoans.
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| TETRAMETHYL | • tetramethyl n. (Organic chemistry) (in combination) Four methyl groups in a molecule. • TETRAMETHYL adj. as in tetramethyl lead, a colourless oily insoluble liquid formerly used in petrol to prevent knocking.
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