heptahydrate

American

[hep-tuh-hahy-dreyt] / ˌhɛp təˈhaɪ dreɪt /

noun

a hydrate that contains seven molecules of water, as magnesium sulfate, MgSO 4 ⋅7H 2 O.

Other Word Forms

heptahydrated

adjective

Etymology

Origin of heptahydrate

First recorded in 1870–75; hepta- + hydrate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The solubility of the hexahydrate is greater than that of the heptahydrate below 39�, but increases more slowly with rise of temperature.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023