adj.
Pronunciation: tek- ' tä-nik
Function: adjective
Etymology: Late Latin tectonicus, from Greek tektonikos of a builder, from tekt ō n builder ― more at TECHNICAL
Date: 1894
1 : of or relating to tectonics
2 : having a strong and widespread impact <a tectonic shift in voting patterns>
– tec · ton · i · cal · ly \ -ni-k( ə -)l ē \ adverb