| DIPHENHYDRAMINE | • diphenhydramine n. (Pharmacology) An antihistamine and anticholinergic drug that blocks the effect of histamine at H1 receptor… • DIPHENHYDRAMINE n. a type of antihistamine. |
| HYACINTHINE | • hyacinthine adj. Of the colour of a hyacinth (either the gem or the flower); reddish-gold (chiefly with reference to hair). • hyacinthine adj. Curling like the petals of the hyacinth. • hyacinthine adj. Beautiful, like the mythological Hyacinthus. |
| HYPHENATING | • hyphenating v. Present participle of hyphenate. • HYPHENATE v. to insert a hyphen into. |
| HYPHENATION | • hyphenation n. The inclusion of hyphens; especially, the correct locations of hyphens. • HYPHENATION n. the act of hyphenating. |
| HYPHENATIONS | • hyphenations n. Plural of hyphenation. • HYPHENATION n. the act of hyphenating. |
| HYPHENISATION | • HYPHENISATION n. the process of hyphenising, also HYPHENIZATION. |
| HYPHENISATIONS | • HYPHENISATION n. the process of hyphenising, also HYPHENIZATION. |
| HYPHENIZATION | • hyphenization n. Hyphenation. • HYPHENIZATION n. the process of hyphenizing, also HYPHENISATION. |
| HYPHENIZATIONS | • hyphenizations n. Plural of hyphenization. • HYPHENIZATION n. the process of hyphenizing, also HYPHENISATION. |
| HYPOXANTHINE | • hypoxanthine n. (Organic chemistry) A bicyclic heterocycle, 3,7-dihydropurin-6-one, that is an intermediate in the biosynthesis… • HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation. |
| HYPOXANTHINES | • hypoxanthines n. Plural of hypoxanthine. • HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation. |
| METHYLXANTHINE | • methylxanthine n. (Organic chemistry) Any of a group of compounds, such as caffeine, formed through the methylation of xanthines. • METHYLXANTHINE n. a methylated xanthine derivative, such as caffeine, theobromine, or theophylline. |
| METHYLXANTHINES | • methylxanthines n. Plural of methylxanthine. • METHYLXANTHINE n. a methylated xanthine derivative, such as caffeine, theobromine, or theophylline. |
| NAPHTHYLAMINE | • naphthylamine n. (Organic chemistry) Either of two isomeric primary amines derived from naphthalene; they occur in crude… • NAPHTHYLAMINE n. either of two isomeric crystalline bases used esp. as dye intermediates. |
| NAPHTHYLAMINES | • naphthylamines n. Plural of naphthylamine. • NAPHTHYLAMINE n. either of two isomeric crystalline bases used esp. as dye intermediates. |
| PHENETHYLAMINE | • phenethylamine n. (Uncountable, organic chemistry) An aromatic amine which is a colorless liquid at room temperature. • phenethylamine n. (Countable, organic chemistry) Any of a group of compounds derived from that amine. • phenethylamine n. (Biochemistry) A monoamine neurotransmitter and neuromodulator found in the brain. |
| PHENETHYLAMINES | • phenethylamines n. Plural of phenethylamine. |
| PHTHALOCYANINE | • phthalocyanine n. (Organic chemistry) Any of a family of macrocyclic compounds having a structure similar to that of porphyrin;… • PHTHALOCYANINE n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANIN. |
| PHTHALOCYANINES | • phthalocyanines n. Plural of phthalocyanine. • PHTHALOCYANINE n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANIN. |