TOEFL detect Definition To discover or identify the presence of something. Example "The dog was trained to detect drugs in luggage." Sign in to save TOEFL PDF — $25 ← detain detectable → Study tips featuring "detect" TOEFL Academic Vocabulary: Study by Topic Related words TOEFL brighten GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate GRE abduct SAT abet GRE abhor GRE abide SAT abject TOEFL ablaze