- pertaining to the structure of the earth's crust.
- referring to the forces or conditions within the earth that cause movements of the crust.
- designating the results of such movements: tectonic valleys.
Origin of tectonic
- (of landforms, rock masses, etc) resulting from distortion of the earth's crust due to forces within it
- (of processes, movements, etc) occurring within the earth's crust and causing structural deformation
Word Origin for tectonic
1650s, "of or relating to building," from Late Latin tectonicus, from Greek tektonikos "pertaining to building," from tekton (genitive tektonos) "builder, carpenter," from PIE root *tek- "to make" (see texture). The geological sense is recorded from 1894.