Subscriber login


Forgot your password?

Library card login

Other

rhyolite

Pronunciation: /ˈrʌɪəlʌɪt/
Definition of rhyolite

noun

[mass noun] Geology
  • a pale fine-grained volcanic rock of granitic composition, typically porphyritic in texture.

Origin:

mid 19th century: from German Rhyolit, from Greek rhuax 'lava stream' + lithos 'stone'

rhyolite in other Oxford dictionaries

Definition of rhyolite in the US English dictionary

Nearby words

  |  Cite

More words in this category

Word of the day

epithalamium

/ ˌɛpɪθəˈleɪmɪəm /
noun
a song or poem celebrating a marriage …