- Original: πῆχυς - Transliteration: Pechus - Phonetic: pay'-khoos - Definition: 1. a cubit 2. a measure of length equal to distance from the joint of the elbow to the tip of the middle finger (i.e. about 18 inches, (.5 m) but its precise length varied and is disputed) - Origin: of uncertain affinity - TDNT entry: None - Part(s) of speech: Noun Masculine - Strong's: Of uncertain affinity; the fore arm that is (as a measure) a cubit: - cubit. Total KJV Occurrences: 2 • cubits, 2 Joh 21:8; Revelation 21:17