Abbott-Smith Manual Greek Lexicon
κόκκος (G2848)
7 κόκκος , -ου, ὁ , [in LXX: La 4:5 B א R ( תּוֹלָע ), Si 45:11 *;] a grain : Mt 13:31 17:20 , Mk 4:31 , Lk 13:19 17:6 , Jo 12:24 , I Co 15:37 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain