| English Dictionary |
ROCK CRYSTAL
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| IPA (US): |  |
Dictionary entry overview: What does rock crystal mean?
• ROCK CRYSTAL (noun)
The noun ROCK CRYSTAL has 1 sense:
1. a clear quartz used in making electronic and optical equipment
Familiarity information: ROCK CRYSTAL used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
A clear quartz used in making electronic and optical equipment
Classified under:
Nouns denoting substances
Synonyms:
rock crystal; transparent quartz
Hypernyms ("rock crystal" is a kind of...):
quartz (a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities)
Hyponyms (each of the following is a kind of "rock crystal"):
rhinestone (an imitation diamond made from rock crystal or glass or paste)
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