epidote
[ ep-i-doht ]
/ ˈɛp ɪˌdoʊt /
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noun
a mineral, calcium aluminum iron silicate, Ca2(Al, Fe)3Si3O12(OH), occurring in green prismatic crystals.
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Origin of epidote
1800–10; <French épidote<Greek *epidotós given besides, increased (verbid of epididónai), equivalent to epi-epi- + dotós given (verbid of didónai)
OTHER WORDS FROM epidote
ep·i·dot·ic [ep-i-dot-ik], /ˌɛp ɪˈdɒt ɪk/, adjectiveWords nearby epidote
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for epidote
British Dictionary definitions for epidote
epidote
/ (ˈɛpɪˌdəʊt) /
noun
a green mineral consisting of hydrated calcium iron aluminium silicate in monoclinic crystalline form: common in metamorphic rocks. Formula: Ca 2 (Al,Fe) 3 (SiO 4) 3 (OH)
Derived forms of epidote
epidotic (ˌɛpɪˈdɒtɪk), adjectiveWord Origin for epidote
C19: from French épidote, ultimately from Greek epididonai to increase, from didonai to give; so called because two sides of its crystal are longer than the other two sides
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Scientific definitions for epidote
epidote
[ ĕp′ĭ-dōt′ ]
A yellowish-green or blackish-green monoclinic mineral. Epidote occurs as formless grains or as prism-shaped crystals, and is found in limestones that have undergone slight metamorphism or in igneous rocks. Chemical formula: Ca2(Al, Fe)3(SiO4)3OH.
The American Heritage® Science Dictionary
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