CAPTAN Meaning of CAPTAN in English transcription, транскрипция: [ ˈkap-ˌtan ]nounEtymology: short for mercaptanDate: 1952: a fungicide C 9 H 8 Cl 3 NO 2 S used on agricultural crops Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003