- Original: τριετία - Transliteration: Trietia - Phonetic: tree-et-ee'-ah - Definition: 1. a space of three years - Origin: from a compound of G5140 and G2094 - TDNT entry: None - Part(s) of speech: Noun Feminine - Strong's: From a compound of G5140 and G2094 ; a three years' period (triennium): - space of three years. Total KJV Occurrences: 1 • years, 1 Act 20:31