| CHLORHEXIDINES | • CHLORHEXIDINE n. an antiseptic compound used in skin cleansers, mouthwashes, etc. |
| DEXAMPHETAMINE | • dexamphetamine n. Dextroamphetamine. • DEXAMPHETAMINE n. the dextrorotatory isomer of amphetamine, used as a stimulant. |
| HEXACTINELLIDS | • hexactinellids n. Plural of hexactinellid. • HEXACTINELLID n. a kind of six-rayed sponge. |
| HEXOSAMINIDASE | • hexosaminidase n. (Biochemistry) Any enzyme that catalyzes the hydrolysis of terminal hexosamine residues in hexosaminides. • HEXOSAMINIDASE n. either of two hydrolytic enzymes that catalyze the splitting off of a hexose from a ganglioside and are deficient in some metabolic diseases. |
| HYDROXYLAMINES | • hydroxylamines n. Plural of hydroxylamine. • HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions. |
| HYDROXYLATIONS | • hydroxylations n. Plural of hydroxylation. • HYDROXYLATION n. the act of hydroxylating. |
| HYDROXYPROLINE | • hydroxyproline n. (Biochemistry) A hydroxy derivative of the amino acid proline found in the structural proteins of connective tissue. • HYDROXYPROLINE n. an amino acid. |
| HYPEREXTENDING | • hyperextending v. Present participle of hyperextend. • HYPEREXTEND v. to extend so that the angle between bones of a joint is greater than normal. |
| HYPOMIXOLYDIAN | • hypomixolydian adj. (Music) Describing a mode of church music represented by a major scale from D to G. • HYPOMIXOLYDIAN adj. applied in old church music to a mode extending from d to d with g as its final. |
| NEOORTHODOXIES | • NEOORTHODOXY n. reactionaryism. |
| PHOTOOXIDATION | • photooxidation n. (Physics, chemistry) The loss of an electron from a photoexcited species. • photooxidation n. (Chemistry) The reaction of something with oxygen in the presence of light. • PHOTOOXIDATION n. oxidation under the influence of radiant energy, as light. |
| PHOTOOXIDISING | • PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE. |
| PHOTOOXIDIZING | • photooxidizing adj. That leads to photooxidation. • PHOTOOXIDIZE v. to undergo photooxidation, also PHOTOOXIDISE. |
| UNEXTINGUISHED | • unextinguished adj. Not extinguished. • UNEXTINGUISHED adj. not extinguished. |