TERCENTENARY Meaning of TERCENTENARY in English transcription, транскрипция: [ ˌtə:senˈti:nərɪ ]n. & adj. --n. (pl. -ies) 1 a three-hundredth anniversary. 2 a celebration of this. --adj. of this anniversary. English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012