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

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There are 13 fifteen-letter words containing 3O, 3P and R

APOLIPOPROTEINS	• apolipoproteins n. Plural of apolipoprotein. • APOLIPOPROTEIN n. a protein that combines with a lipid to form a lipoprotein.
HYPOPHOSPHOROUS	• hypophosphorous adj. (Chemistry) Of or pertaining to hypophosphorous acid or its derivatives. • HYPOPHOSPHOROUS adj. as in hypophosphorous acid, a monobasic acid and a reducing agent.
PHOSPHOPROTEINS	• phosphoproteins n. Plural of phosphoprotein. • PHOSPHOPROTEIN n. any of various proteins, such as casein, that contain combined phosphoric acid.
PHOSPHOROSCOPES	• phosphoroscopes n. Plural of phosphoroscope. • PHOSPHOROSCOPE n. an instrument for measuring the duration of phosphorescence after the source of radiation causing it has been removed.
PHOTOTOPOGRAPHY	• phototopography n. The surveying and mapping of a terrain based solely on terrestrial photographs. • PHOTOTOPOGRAPHY n. the preparation of topographic maps from photographs.
PHOTOTYPOGRAPHY	• phototypography n. A photomechanical method of printing made to resemble traditional metal typography. • PHOTOTYPOGRAPHY n. any printing process involving the use of photography.
PROPERISPOMENON	• properispomenon adj. (Linguistics, of a word) In Greek grammar, having a circumflex accent on the penultimate syllable. • properispomenon n. (Linguistics) A word having such an accent. • PROPERISPOMENON n. a word with the circumflex accent on the penultimate syllable.
PROPRIOCEPTIONS	• proprioceptions n. Plural of proprioception. • PROPRIOCEPTION n. the sense of muscular position.
PROSOPOGRAPHERS	• PROSOPOGRAPHER n. a writer of prosopographies, biographical sketches.
PROSOPOGRAPHIES	• prosopographies n. Plural of prosopography. • PROSOPOGRAPHY n. a biographical sketch; a description of person.
PROTOPORPHYRINS	• protoporphyrins n. Plural of protoporphyrin. • PROTOPORPHYRIN n. metal-free porphyrin derived from blood hemin.
PYROPHOTOGRAPHS	• PYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain.
PYROPHOTOGRAPHY	• pyrophotography n. (Photography) Any photographic process involving the use of heat to fix the picture. • PYROPHOTOGRAPHY n. the production of pyrophotographs.

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 1Word.ws and WikWik.org.

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English Wiktionary: 47 words
Scrabble in French: 6 words
Scrabble in Spanish: no word
Scrabble in Italian: 20 words
Scrabble in German: no word
Scrabble in Romanian: 6 words

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