List of 9-letter words containing •••••

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There are 12 nine-letter words containing 2I, 2O, P and R

INOTROPIC	• inotropic adj. (Physiology) Increasing or decreasing the force of muscular contractions. • inotropic n. (Medicine, pharmacology) An inotropic heart drug. • INOTROPIC adj. affecting or controlling muscular contraction, esp. of the heart.
ISOTROPIC	• isotropic adj. (Physics) Having properties that are identical in all directions; exhibiting isotropy. • isotropic adj. (Mathematics) Having the same components in all rotated coordinate systems. • ISOTROPIC adj. having the same properties in every direction, also ISOTROPOUS.
LIRIPOOPS	• liripoops n. Plural of liripoop. • LIRIPOOP n. (obsolete) a long tail of a hood, esp. in old academic or clerical dress, also LIRIPIPE.
OPHIUROID	• ophiuroid n. An echinoderm of the class Ophiuroidea; the brittlestar. • OPHIUROID n. a member of the Ophiura genus of brittle-stars or sand-stars, also OPHIURA, OPHIURAN, OPHIURID.
PERIBOLOI	• periboloi n. Plural of peribolos. • PERIBOLOS n. (Greek) a precinct; an enclosing wall of a precinct, also PERIBOLUS.
PROBIOTIC	• probiotic n. (Bacteriology) A food or dietary supplement, such as a yogurt, containing live bacteria for therapeutic reasons. • probiotic adj. (Ecology) Of, or relating to probiosis; ecologic facilitation. • probiotic adj. Describing any dietary supplement that contains live bacteria for therapeutic purposes.
PROPIONIC	• propionic adj. Of or pertaining to propionic acid or its derivatives; propanoic. • PROPIONIC adj. as in propionic acid, a former name of propanoic acid, also PROPANOIC.
PROPOSITI	• propositi n. Plural of propositus. • PROPOSITUS n. (Latin) an individual to whom the family relationships of others are reckoned; specifically (a) (medicine) the first member of a family to be investigated by a researcher; (b) (law) a testator when making a will.
PROVISION	• provision n. An item of goods or supplies, especially food, obtained for future use. • provision n. The act of providing, or making previous preparation. • provision n. Money set aside for a future event.
SCORPIOID	• scorpioid adj. Of, pertaining to, or appearing like a scorpion. • scorpioid adj. (Botany) Resembling a scorpion’s tail; circinate. • scorpioid n. A scorpion-like creature.
SOPORIFIC	• soporific n. (Pharmacology) Something inducing sleep, especially a drug. • soporific n. (Figuratively) Something boring or dull. • soporific adj. (Pharmacology) Tending to induce sleep.
SPIRITOSO	• spiritoso adv. (Music) In a lively or spirited manner. • SPIRITOSO adv. (Italian) spirited; a direction to perform a passage in an animated, lively manner.

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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English Wiktionary: 43 words
Scrabble in French: 10 words
Scrabble in Spanish: 56 words
Scrabble in Italian: 184 words
Scrabble in German: 4 words
Scrabble in Romanian: 252 words

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