Crossword clues for Prefix. 3 lettersAnswerCluePREPrefix's prefixPREPrefix in the word "prefix"PREPrefix in "prefix"ISOPrefix with bar or therm, in meteorologyTRIPrefix with podISOPrefix meaning "same"SIMPrefix for population-management gamesAVITweeter's picture ... or prefix for tweetersEXOSkeleton prefixTWIPrefix with "light"SNOPrefix for winter productsDYSFunctional prefixCISPrefix used to contrast with "trans-" before "gender"ISOPrefix with -morphicUNIPrefix for verse or formAVIPrefix that's for the birdsAVIPrefix with faunaKERPrefix with plunkCETPrefix for whaleACUPrefix with pressure or punctureTRIPrefix with angleNONPartisan prefixECOEarth Day prefixMIDPrefix with night or dayNONPrefix for violent or partisanMISPrefix for spell or understandEPIPrefix with glottis or dermisVENPrefix for a type of blood vesselECOTree-hugging prefixKERPlop prefixOXIPrefix with Clean, in Billy Mays infomercials (also hidden in APPROXIMATE)GEOPrefix with graphic or GuessrUNIPrefix with verseNEOClassical or conservative prefixBIOPrefix with hazardECOPrefix with tourismACRPrefix meaning "height" (var.)MISPrefix meaning "wrongly"ECOEnvironmentalist's prefixECOEnvironmental-related prefixECOPrefix with friendlyISOPrefix with thermal or barUNIPrefix with corn or cycleUNIPrefix with cycleACUPrefix with punctureECOAntipollution prefixEPIPrefix with cure or cycleSNOCommercial prefix with Caps or CatECOPrefix with friendly or logicalECOPrefix with friendly or tourism