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pentahydrate

[ pen-tuh-hahy-dreyt ]
/ ˌpɛn təˈhaɪ dreɪt /

noun Chemistry.

a hydrate that contains five molecules of water, as potassium molybdate, KMoO4⋅5H2O.

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To cook in water that begins cold and then reaches a boil.
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Origin of pentahydrate

First recorded in 1915–20; penta- + hydrate

OTHER WORDS FROM pentahydrate

pen·ta·hy·drat·ed, adjective

Words nearby pentahydrate

Pentagonese, pentagonoid, Pentagon Papers, pentagram, pentahedron, pentahydrate, pentahydric, pentahydroxy, pentalpha, pentamerous, pentameter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020