List of 12-letter words beginning with

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There are 11 twelve-letter words beginning with POLYS

POLYSEPALOUS	• polysepalous adj. (Botany, of a calyx) having separate sepals. • POLYSEPALOUS adj. having separate sepals.
POLYSILOXANE	• polysiloxane n. (Chemistry) Any of many polymers having a siloxane repeat unit. • POLYSILOXANE n. any of a number of polymers which are the basis of silicone chemistry.
POLYSORBATES	• polysorbates n. Plural of polysorbate. • POLYSORBATE n. an emulsifier.
POLYSTICHOUS	• polystichous adj. (Botany) arranged in several rows or series. • POLYSTICHOUS adj. arranged in many rows.
POLYSTYRENES	• polystyrenes n. Plural of polystyrene. • POLYSTYRENE n. a polymer of styrene.
POLYSULFIDES	• polysulfides n. Plural of polysulfide. • POLYSULFIDE n. a sulfide containing two or more atoms of sulfur in the molecule, also POLYSULPHIDE.
POLYSULPHIDE	• polysulphide n. (Chemistry) Alternative spelling of polysulfide. • POLYSULPHIDE n. a sulfide containing two or more atoms of sulfur in the molecule, also POLYSULFIDE.
POLYSYLLABIC	• polysyllabic adj. (Of a word) Having more than one syllable; having multiple or many syllables. • polysyllabic adj. (Of spoken or written language) Characterized by or consisting of words having numerous syllables. • polysyllabic n. A word having more than one syllable.
POLYSYLLABLE	• polysyllable n. A word with more than two syllables. Sometimes used in a more restricted sense. • POLYSYLLABLE n. a polysyllabic word.
POLYSYNAPTIC	• polysynaptic adj. (Of a reflex or impulse) of or involving multiple synapses. • POLYSYNAPTIC adj. involving two or more synapses in the central nervous system.
POLYSYNDETON	• polysyndeton n. (Rhetoric) The use of many conjunctions to achieve an overwhelming effect in a sentence. • POLYSYNDETON n. the rhetorical device of repeating a conjunction for emphasis, as in 'it was red and yellow and pink and orange and blue!'.

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: 44 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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