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Word of the Day Tuesday, June 9, 2026

tectonic

/tɛkˈtɒnɪk/ adjective · British & US
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What does tectonic mean?

adjective

Relating to the structure of the Earth's crust, or to a large-scale movement or process in the Earth's crust. In a broader sense, relating to a fundamental or underlying aspect of something.

Example

"The tectonic plates are shifting, causing earthquakes and volcanic eruptions."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for tectonic

Antonyms of tectonic

Rhymes with tectonic

Etymologically related