List of 13-letter words containing •••••

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There are 7 thirteen-letter words containing 2O, P, R, X and Y

CLINOPYROXENE	• clinopyroxene n. (Mineralogy) Any pyroxene that has a monoclinic crystal structure. • CLINOPYROXENE n. a member of the pyroxene group of minerals having a monoclinic crystal structure, such as augite, diopside, or jadeite.
EXPOSTULATORY	• expostulatory adj. Of, characterized by, or exhibiting expostulation. • EXPOSTULATORY adj. relating to expostulation, also EXPOSTULATIVE.
EXTRAPOLATORY	• extrapolatory adj. Serving to extrapolate. • EXTRAPOLATORY adj. of or like an extrapolation.
HYDROPEROXIDE	• hydroperoxide n. (Organic chemistry) any mono-substituted derivative of hydrogen peroxide - ROOH. • HYDROPEROXIDE n. a compound containing an O2H group.
ORTHOPYROXENE	• orthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals. • ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene.
PROPAROXYTONE	• proparoxytone adj. (Linguistics, of a word) Having the stress or accent on the antepenultimate syllable. • proparoxytone n. (Linguistics) A proparoxytone word. • PROPAROXYTONE n. in ancient Greek, a word having the acute accent on the third last syllable.
PROPOXYPHENES	• propoxyphenes n. Plural of propoxyphene. • PROPOXYPHENE n. a narcotic analgesic structurally related to methadone but less addicting.

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: 67 words
Scrabble in French: 5 words
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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