basement complex


noun Geology.

the undifferentiated assemblage of rock (basement rock) underlying the oldest stratified rocks in any region: usually crystalline, metamorphosed, and mostly, but not necessarily, Precambrian in age.

QUIZZES

HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!

Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite

Origin of basement complex

First recorded in 1895–1900

Words nearby basement complex

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020