Synonyms of tectonic

tectonic

adjective

tek-ˈtä-nik 

as in major

having great meaning or lasting effect

a tectonic shift in societal trends occurred in the 1960s

Synonyms & Similar Words

• major
• significant
• historic
• important
• big
• substantial
• monumental
• momentous
• meaningful
• consequential
• exceptional
• much
• pivotal
• earthshaking
• strategic
• material
• eventful
• distinguished
• decisive
• earth-shattering
• weighty
• remarkable
• distinctive
• serious
• outstanding
• seminal
• notable
• prominent
• noteworthy
• great
• fatal
• crucial
• worthy
• fateful
• impressive
• valuable
• key
• earnest
• eminent
• famous
• central
• grave
• critical
• worthwhile
• heavy
• sincere
• prestigious
• illustrious
• essential
• all-important
• renowned
• notorious
• vital
• noble
• preeminent

Antonyms & Near Antonyms

• small
• minor
• slight
• insignificant
• unimportant
• trivial
• little
• negligible
• inconsequential
• inconsiderable
• trifling
• petty
• worthless
• unknown
• obscure
• paltry
• anonymous
• nameless
• uncelebrated

Example Sentences

Recent Examples of tectonic

Scientists have previously linked this missing rock record to several processes, including tectonic activity associated with supercontinent cycles and ancient glaciation. — Kaif Shaikh, Interesting Engineering, 21 Aug. 2026

According to most people who work in that world, few Americans are ready for the tectonic shifts that are coming over the next decade. — Eben Novy-Williams, Sportico.com, 17 Aug. 2026

The earthquake shares a broader tectonic context with the devastating earthquakes that struck Venezuela on June 24, Pérez said, although there are important differences. — Antonio María Delgado, Miami Herald, 11 Aug. 2026

Researchers estimated that key sections of the fault in Southern California are at their highest level of tectonic strain in the last 1,000 years. — Rong-Gong Lin Ii Los Angeles Times, Arkansas Online, 2 Aug. 2026