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 There are 6 thirteen-letter words containing A, E, I, O, P, Q and S| EQUIPARATIONS | • equiparations n. Plural of equiparation. • EQUIPARATION n. equal treatment.
 |  | PLASTOQUINONE | • plastoquinone n. (Biochemistry) a quinone, related to the carotenoids, involved in the electron transport process of photosynthesis. • PLASTOQUINONE n. a plant substance that is related to vitamin K and plays a role in photosynthetic phosphorylation.
 |  | QUADRAPHONIES | • QUADRAPHONY n. a system of sound transmission using four speakers, also QUADRAPHONICS, QUADRIPHONICS, QUADROPHONICS, QUADROPHONY. |  | QUADROPHONIES | • QUADROPHONY n. a system of sound transmission using four speakers, also QUADRAPHONICS, QUADRAPHONY, QUADRIPHONICS, QUADROPHONICS. |  | QUAESTORSHIPS | • quaestorships n. Plural of quaestorship. • QUAESTORSHIP n. the office of quaestor, also QUESTORSHIP.
 |  | QUASIPERIODIC | • quasiperiodic adj. Almost periodic; recurring at irregular intervals. • quasiperiodic adj. (Mathematics, of a function) Such that an increment of a variable leads to a multiplication by some function.
 • quasiperiodic adj. (Physics, of an oscillation) Having two unrelated periods.
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 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.
 
 See this list for:English Wiktionary: 25 wordsScrabble in French: 109 wordsScrabble in Spanish: 75 wordsScrabble in Italian: 12 wordsScrabble in German: no wordScrabble in Romanian: no word
 
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