resembling or having the texture of granite.

Origin of granitoid

First recorded in 1785–95; granite + -oid Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for granitoid

Historical Examples of granitoid

  • Yellow and white sandstones are also found in small quantity on the islands, reposing upon the granitoid rocks.

    In the Arctic Seas

    Francis Leopold McClintock

  • It is probable that the granitoid rocks appear at the surface somewhat to the eastward of this locality.

    In the Arctic Seas

    Francis Leopold McClintock

  • From the granitoid square at the base of the air-shaft came the rattle of after-dinner dishes and the babble of dialect.

  • Many of these orthogneisses are not equally well foliated throughout, but are massive or granitoid in places.