Abbott-Smith Manual Greek Lexicon
θρόμβος (G2361)
1 * θρόμβος , -ου, ὁ ( τρέφω , in primary sense to thicken ), a lump , a clot of blood ( DCG , ii, 685 b ): αἵματος , Lk 22:44 (WH, R, mg. omit the passage, v. WH, App. , 64 ff.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain