List of 15-letter words containing ••••••

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There are 17 fifteen-letter words containing 2D, 2I, O, R and S

BIODEGRADATIONS	• biodegradations n. Plural of biodegradation. • BIODEGRADATION n. the state of being biodegraded.
DEHYDROGENISING	• dehydrogenising v. Present participle of dehydrogenise. • DEHYDROGENISE v. to remove hydrogen from, also DEHYDROGENIZE.
DEREQUISITIONED	• derequisitioned v. Simple past tense and past participle of derequisition. • DEREQUISITION v. to return (something that has been used for a military purpose) to civilian use.
DIHYDROCODEINES	• DIHYDROCODEINE n. a synthetic drug similar to codeine, used as an analgesic, an antidiarrhoeal, and to relieve coughing.
DISAPPROPRIATED	• disappropriated v. Simple past tense and past participle of disappropriate. • DISAPPROPRIATE v. to take away from the condition of being appropriated.
DISINCORPORATED	• disincorporated v. Simple past tense and past participle of disincorporate. • DISINCORPORATE v. to deprive of corporate rights.
DISPROPORTIONED	• disproportioned adj. Badly proportioned; disproportionate. • DISPROPORTION v. to make out of proportion.
HYDRODYNAMICIST	• hydrodynamicist n. One who studies hydrodynamics. • HYDRODYNAMICIST n. a student of hydrodynamics.
LEPIDODENDROIDS	• lepidodendroids n. Plural of lepidodendroid. • LEPIDODENDROID n. any of a genus of fossil trees.
PERIODONTITIDES	• periodontitides n. Plural of periodontitis.
RADIOSENSITISED	• radiosensitised v. Simple past tense and past participle of radiosensitise. • RADIOSENSITISE v. to make e.g. cancer cells more radiosensitive, also RADIOSENSITIZE.
RADIOSENSITIZED	• radiosensitized v. Simple past tense and past participle of radiosensitize. • RADIOSENSITIZE v. to make e.g. cancer cells more radiosensitive, also RADIOSENSITISE.
STANDARDISATION	• standardisation n. Britain standard spelling of standardization. • STANDARDISATION n. the act of standardising, also STANDARDIZATION.
STANDARDIZATION	• standardization n. The process of complying (or evaluate by comparing) with a standard. • standardization n. The process of establishing a standard. • STANDARDIZATION n. the act of standardizing, also STANDARDISATION.
SUPERADDITIONAL	• superadditional adj. Being a superaddition; added on top of a previous addition. • SUPERADDITIONAL adj. added over and above.
TRADITIONALISED	• traditionalised v. Simple past tense and past participle of traditionalise. • TRADITIONALISE v. to make traditionalise, also TRADITIONALIZE.
UNDERDIAGNOSING	• underdiagnosing v. Present participle of underdiagnose.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

English Wiktionary: 234 words
Scrabble in French: 73 words
Scrabble in Spanish: 134 words
Scrabble in Italian: 141 words
Scrabble in German: no word
Scrabble in Romanian: 54 words

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