rhyolite

play
noun rhy·o·lite \ˈrī-ə-ˌlīt\

Definition of rhyolite

  1. :  a very acid volcanic rock that is the lava form of granite

rhyolitic

play \ˌrī-ə-ˈli-tik\ adjective

Origin and Etymology of rhyolite

German Rhyolith, from Greek rhyax stream, stream of lava (from rhein) + German -lith -lite


First Known Use: 1868


Learn More about rhyolite


Seen and Heard

What made you want to look up rhyolite? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

of, relating to, or resembling a fox

Get Word of the Day daily email!