SAT TOEFL IELTS insignificant Definition Lacking importance, meaning, or value. Example "The error was insignificant and did not affect the final result." Sign in to save SAT Quiz → TOEFL Quiz → IELTS Quiz → ← insight insinuate → Study tips featuring "insignificant" Spot the Vocabulary Trap in Every Question Audit Your Own Writing to Find Gaps TOEFL Academic Vocabulary: Study by Topic Related words SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal SAT abominable