| BIODEGRADES | • biodegrades v. Third-person singular simple present indicative form of biodegrade. • BIODEGRADE v. to break down by biological action. |
| DENDROGRAMS | • dendrograms n. Plural of dendrogram. • DENDROGRAM n. a branching diagram to show e.g. evolutionary descent. |
| DEODORISING | • deodorising v. Present participle of deodorise. • DEODORISE v. to take the (usually unpleasant) odour or smell from, also DEODORIZE. |
| DIDGERIDOOS | • didgeridoos n. Plural of didgeridoo. • DIDGERIDOO n. (Native Australian) a native Australian musical instrument, also DIDJERIDOO, DIDJERIDU. |
| DISCOURAGED | • discouraged adj. Having lost confidence or hope; dejected; disheartened. • discouraged adj. Unrecommended; unprescribed. • discouraged v. Simple past tense and past participle of discourage. |
| DISORDERING | • disordering n. The removal of order. • DISORDER v. to disarrange. |
| DOGSLEDDERS | • dogsledders n. Plural of dogsledder. • DOGSLEDDER n. one who travels by dogsled. |
| DRAGONHEADS | • dragonheads n. Plural of dragonhead. • DRAGONHEAD n. a labiate garden plant. |
| DRAGONNADES | • dragonnades n. Plural of dragonnade. • DRAGONNADE n. (French) a persecution conducted by Louis XIV against French Protestants in the 1680s, in which dragoons were quartered on them. |
| GOLDTHREADS | • goldthreads n. Plural of goldthread. • GOLDTHREAD n. a North American woodland ranunculaceous plant, with slender yellow roots that yield a medicinal tonic and a dye. |
| GORMANDISED | • gormandised v. Simple past tense and past participle of gormandise. • GORMANDISE v. to indulge a taste for good food to excess, also GORMANDIZE, GOURMANDISE, GOURMANDIZE. |
| GROUNDSPEED | • groundspeed n. (Aviation) The horizontal speed of an aircraft relative to the ground. • ground␣speed n. Alternative form of groundspeed. • GROUNDSPEED n. the speed of an aircraft relative to the ground. |
| OUTREDDINGS | • OUTREDDING n. the act of exceeding redness. |
| REDOUNDINGS | • REDOUNDING n. the act of redounding. |
| UNDERDOSING | • underdosing v. Present participle of underdose. • under-dosing v. Present participle of under-dose. • UNDERDOSE v. to give an insufficient dose to. |