| BIODEGRADE | • biodegrade v. To decompose as a result of biological action, especially by microorganisms. • BIODEGRADE v. to break down by biological action.
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| DENDROGRAM | • dendrogram n. (Biology) A tree-like diagram used to show the ancestors and descendants of species. • DENDROGRAM n. a branching diagram to show e.g. evolutionary descent.
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| DORSIGRADE | • DORSIGRADE adj. walking on the back of the toes. | 
| DOWNGRADED | • downgraded v. Simple past tense and past participle of downgrade. • downgraded adj. Whose rating, status etc has been reduced.
 • DOWNGRADE v. to relegate to an inferior status.
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| DOWNGRADES | • downgrades n. Plural of downgrade. • downgrades v. Third-person singular simple present indicative form of downgrade.
 • DOWNGRADE v. to relegate to an inferior status.
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| DRAGONHEAD | • dragonhead n. Any plant of the genus Dracocephalum. • dragonhead n. Dracocephalum moldavica, the type species of the genus.
 • DRAGONHEAD n. a labiate garden plant.
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| DRAGONISED | • dragonised v. Simple past tense and past participle of dragonise. • DRAGONISE v. to turn into a dragon, also DRAGONIZE.
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| DRAGONIZED | • dragonized v. Simple past tense and past participle of dragonize. • DRAGONIZE v. to turn into a dragon, also DRAGONISE.
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| DRAGONNADE | • dragonnade n. (Historical) A policy by Louis XIV to intimidate Huguenots to reconvert to Roman Catholicism. • dragonnade n. The abandonment of a place to the violence of soldiers.
 • DRAGONNADE n. (French) a persecution conducted by Louis XIV against French Protestants in the 1680s, in which dragoons were quartered on them.
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| GOLDTHREAD | • goldthread n. Any of the genus Coptis of flowering plants in the family Ranunculaceae, native to Asia and North America. • GOLDTHREAD n. a North American woodland ranunculaceous plant, with slender yellow roots that yield a medicinal tonic and a dye.
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| OUTDRAGGED | • outdragged v. Simple past tense and past participle of outdrag. • OUTDRAG v. to surpass in drag racing.
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| OVERGOADED | • overgoaded adj. Goaded too far. • OVERGOAD v. to goad too much.
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| OVERGRADED | • overgraded v. Simple past tense and past participle of overgrade. • OVERGRADE v. to grade too highly.
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