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Definition of insignificant adjective from the Oxford Advanced American Dictionary

Academic

insignificant

adjective
/ˌɪnsɪɡˈnɪfəkənt/ insignificant pronunciation American
 
not big or valuable enough to be considered important
an insignificant differenceThe levels of chemicals in the river are not insignificant.He made her feel insignificant and stupid. antonym significant insignificance
/ˌɪnsɪɡˈnɪfəkəns/ insignificance pronunciation American
noun [uncountable]Success took him from insignificance to wealth and fame.
insignificantly
insignificantly pronunciation American
adverb
Usage notesAWL Collocations: significantsignificant adjectiveimportant; so large that you notice itchange, difference, effect, impact, improvement, increase, reduction|contribution|correlationThere were significant climatic differences, including an unusually wet season followed by dry seasons.statisticallyIt is necessary to carry out a trial on a statistically significant number of individuals.highlyThe museum owns highly significant and valuable works.culturally, economically, historically, morally, politically, sociallyThe collection includes historically significant letters from American presidents.proveThe research could prove significant in medical and biotechnology fields.insignificant adjectivedetail|decrease, difference, increaseI will return to these apparently insignificant details in the last section of this paper.statisticallyThe small sample size is statistically insignificant.apparently, seemingly|relativelySeemingly insignificant scratches in glass may cause breakage.significance nounstatisticalIn the test, high variability resulted in a lack of statistical significance.assess|grasp|downplay, underestimateThere are two very different ways to assess the broader significance of these events.significantly adverbin a noticeable waydiffer, varyActual markets differ significantly from perfectly competitive markets.lower (than)Significantly lower numbers of seals were observed at low tide.