- Original: χξς - Transliteration: Chi xi stigma - Phonetic: khee xee stig'-ma - Definition: 1. six hundred and sixty six, the meaning of which is the basis of much vain speculation - Origin: the G22 d, G14 th and an obsolete letter ( G4742 as a cross) of the Greek alphabet (intermediate between the G5 th and G6 th), used as numbers - TDNT entry: None - Part(s) of speech: - Strong's: the 22nd 14th and an obsolete letter ( G4742 as a cross) of the Greek alphabet (intermediate between the 5th and 6th) used as numbers; denoting respectively 600 60 and 6; 666 as a numeral: - six hundred threescore and six. Total KJV Occurrences: 1 • six, 1 Revelation 13:18