| ASCENDEURS | • ascendeurs n. Plural of ascendeur. • ASCENDEUR n. (French) a metal grip that is threaded on a rope as a climbing aid. |
| DELTOIDEUS | • deltoideus adj. Like a triangle, triangular. • deltoideus n. The deltoideus muscle. • DELTOIDEUS n. the deltoid muscle. |
| DESCENDEUR | • descendeur n. A piece of metal around which a rope is passed in order to slow descent when abseiling. • DESCENDEUR n. a shaped metal piece through which the rope can be fed, used to control the rate of descent in abseiling. |
| DEUTERATED | • deuterated adj. (Chemistry) Describing a compound which has had some of its normal hydrogen (protium) replaced with… • deuterated v. Simple past tense and past participle of deuterate. • DEUTERATE v. to add deuterium to; to replace hydrogen by deuterium in molecules. |
| DEUTERATES | • deuterates v. Third-person singular simple present indicative form of deuterate. • DEUTERATE v. to add deuterium to; to replace hydrogen by deuterium in molecules. |
| DEUTERIDES | • deuterides n. Plural of deuteride. • DEUTERIDE n. a hydrogen compound containing another element. |
| DEUTERIUMS | • deuteriums n. Plural of deuterium. • DEUTERIUM n. heavy hydrogen, an isotope of hydrogen of double mass. |
| DEUTOPLASM | • deutoplasm n. (Biology) The lifeless food matter in the cytoplasm of an ovum or a cell, as distinguished from the… • DEUTOPLASM n. the food material, such as yolk or fat, within an egg or cell. |
| PAEDEUTICS | • paedeutics n. Alternative form of paideutics. • pædeutics n. Obsolete form of paideutics. • PAEDEUTICS n. educational method or theory, also PAIDEUTICS. |
| PAIDEUTICS | • paideutics n. (Dated) The science or art of teaching. • PAIDEUTICS n. educational method or theory, also PAEDEUTICS. |
| PROCTODEUM | • proctodeum n. The back ectodermal part of an alimentary canal. • PROCTODEUM n. the posterior portion of the alimentary canal, also PROCTODAEUM. |
| PROPODEUMS | • PROPODEUM n. in some Hymenoptera, the first abdominal segment, also PROPODEON. |
| STOMODEUMS | • STOMODEUM n. an embryonic oral cavity. |