| CHORDAMESODERM | • chordamesoderm n. (Anatomy) The axial mesoderm, which lies along the central axis under the neural tube and gives rise to the notochord. • CHORDAMESODERM n. the layer of specialized cells in the middle of a developing embryo which forms the notochord and structures of the central nervous system. |
| CROTONALDEHYDE | • crotonaldehyde n. (Organic chemistry) The unsaturated aliphatic aldehyde CH3-CH=CH-CHO that is used in organic synthesis. • CROTONALDEHYDE n. a pungent liquid aldehyde obtained by dehydration of aldol. |
| DEHYDRORETINOL | • dehydroretinol n. (Organic chemistry) A derivative of retinol having an extra double bond; vitamin A2. • DEHYDRORETINOL n. vitamin A2. |
| DEMYTHOLOGISED | • demythologised v. Simple past tense and past participle of demythologise. • DEMYTHOLOGISE v. to remove mythology from in order to arrive at the basic meaning, also DEMYTHOLOGIZE. |
| DEMYTHOLOGIZED | • demythologized v. Simple past tense and past participle of demythologize. • DEMYTHOLOGIZE v. to divest of mythological forms in order to uncover the meaning underlying them, also DEMYTHOLOGISE. |
| DIHYDROCODEINE | • dihydrocodeine n. (Pharmacology) A particular narcotic painkiller. • DIHYDROCODEINE n. a synthetic drug similar to codeine, used as an analgesic, an antidiarrhoeal, and to relieve coughing. |
| DODECAPHONISMS | • DODECAPHONISM n. twelve-tone music, also DODECAPHONY. |
| DODECAPHONISTS | • dodecaphonists n. Plural of dodecaphonist. • DODECAPHONIST n. a composer or admirer of twelve-tone music. |
| DRAUGHTPROOFED | • draughtproofed v. Simple past tense and past participle of draughtproof. • DRAUGHTPROOF v. to make proof against draughts. |
| HOBBLEDEHOYDOM | • hobbledehoydom n. Hobbledehoyhood. • HOBBLEDEHOYDOM n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYHOOD, HOBBLEDEHOYISM. |
| HYDROCEPHALOID | • hydrocephaloid adj. (Medicine) Resembling hydrocephalus. • HYDROCEPHALOID adj. suffering from hydrocephalus, an accumulation of serous fluid within the cranial cavity. |
| HYDROCHLORIDES | • hydrochlorides n. Plural of hydrochloride. • HYDROCHLORIDE n. a chemical complex composed of an organic base in association with hydrogen chloride. |
| HYDROCOLLOIDAL | • hydrocolloidal adj. Of or relating to a hydrocolloid. • HYDROCOLLOIDAL adj. of or like a hydrocolloid. |
| HYDROMEDUSOIDS | • HYDROMEDUSOID n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSAN. |
| HYDROPEROXIDES | • hydroperoxides n. Plural of hydroperoxide. • HYDROPEROXIDE n. a compound containing an O2H group. |
| HYPODIPLOIDIES | • hypodiploidies n. Plural of hypodiploidy, referring to types thereof. • HYPODIPLOIDY n. the state of being hypodiploid, having slightly fewer than the diploid number of chromosomes. |
| RHODOMONTADING | • rhodomontading v. Present participle of rhodomontade. • RHODOMONTADE v. to boast, rant, also RODOMONTADE. |