| DAFFADOWNDILLY | • daffadowndilly n. (Archaic, poetic) daffodil. • DAFFADOWNDILLY n. a yellow-flowered narcissus, also DAFFODIL, DAFFODILLY. |
| DEHYDROGENATED | • dehydrogenated v. Simple past tense and past participle of dehydrogenate. • dehydrogenated adj. That has been treated by dehydrogenation. • DEHYDROGENATE v. to remove the hydrogen from. |
| DEHYDROGENISED | • dehydrogenised v. Simple past tense and past participle of dehydrogenise. • DEHYDROGENISE v. to remove hydrogen from, also DEHYDROGENIZE. |
| DEHYDROGENIZED | • dehydrogenized v. Simple past tense and past participle of dehydrogenize. • DEHYDROGENIZE v. to remove the hydrogen from, also DEHYDROGENISE. |
| 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. |
| DIPROTODONTIDS | • diprotodontids n. Plural of diprotodontid. • DIPROTODONTID n. an animal of the Diprotodontidae, an extinct family of marsupials including the genus Diprotodon. |
| DISORDEREDNESS | • disorderedness n. The quality of being disordered. • DISORDEREDNESS n. the state of being disordered. |
| ENDOCARDITIDES | • endocarditides n. Plural of endocarditis. • ENDOCARDITIS n. inflammation of the inner lining of the heart. |
| ENDORADIOSONDE | • endoradiosonde n. A radiopill. • ENDORADIOSONDE n. a miniature battery-powered transmitter designed to be swallowed by the patient to send out information about a bodily function such as digestion. |
| HYDROMEDUSOIDS | • HYDROMEDUSOID n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSAN. |
| LEPIDODENDROID | • lepidodendroid adj. (Paleontology) Allied to, or resembling, Lepidodendron. • lepidodendroid n. Alternative form of lepidodendrid. • LEPIDODENDROID n. any of a genus of fossil trees. |
| UNDERDEVELOPED | • underdeveloped adj. Immature and not fully developed. • underdeveloped adj. Having a low level of economic productivity and technological sophistication. • underdeveloped adj. (Photography) of a film that has had insufficient development before being fixed. |
| UNDERDIAGNOSED | • underdiagnosed adj. (Of a disease or symptom) diagnosed less frequently than its occurrence. |