List of 13-letter words beginning with

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There are 11 thirteen-letter words beginning with PENTA

PENTABARBITAL	• PENTABARBITAL n. a barbiturate drug with hypnotic, sedative, and anticonvulsant effects, also PENTOBARBITAL.
PENTACRINOIDS	• pentacrinoids n. Plural of pentacrinoid. • PENTACRINOID n. a young form of some crinoids that resembles Pentacrinus.
PENTADACTYLES	• PENTADACTYLE n. a pentadactyle animal, also PENTADACTYL.
PENTADACTYLIC	• pentadactylic adj. Pentadactylous. • PENTADACTYLIC adj. having five digits, also PENTADACTYL, PENTADACTYLE, PENTADACTYLOUS.
PENTADELPHOUS	• pentadelphous adj. (Botany) Of a flower or plant: having its stamens fused together at least partly by the filaments so… • PENTADELPHOUS adj. having five bundles of stamens; united in five bundles.
PENTAHYDRATES	• pentahydrates n. Plural of pentahydrate. • PENTAHYDRATE n. a hydrated compound containing five moles of water per mole of the compound; a hydrated species containing five water molecules.
PENTAPEPTIDES	• pentapeptides n. Plural of pentapeptide. • PENTAPEPTIDE n. a polypeptide that contains five amino acid residues.
PENTAPLOIDIES	• PENTAPLOIDY n. the state of being pentaploid.
PENTASTICHOUS	• pentastichous adj. (Botany) Having, or arranged in, five vertical ranks. • PENTASTICHOUS adj. arranged in five rows.
PENTASYLLABIC	• pentasyllabic adj. Having five syllables. • PENTASYLLABIC adj. having five syllables.
PENTAVALENCES	• PENTAVALENCE n. the condition of having a valency of five, also PENTAVALENCY.

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: 81 words
Scrabble in French: 6 words
Scrabble in Spanish: 7 words
Scrabble in Italian: 8 words
Scrabble in German: no word
Scrabble in Romanian: 29 words

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