Strictly, flying fowl. The common word for bird in the New Testament. Ὄρνις, occurs Mat 23:37; Luk 13:34; but both times in the sense of hen. See on Mat 23:37. Ὄρνεον is found in Rev 18:2; Rev 19:17, Rev 19:21; and πτηνόν, another form for the word in this passage, occurs 1Co 15:30.