πλοῖον

A. floating vessel: hence, generally, ship, A. Th. 602, Ag. 625, Hdt. 1.168, IG 12.128.5, etc.: more nearly defined, π. λεπτά small craft, Hdt. 7.36, Th. 2.83; π. ἁλιευτικόν a fishing-boat, X. An. 7.1.20; ἱππαγωγὰ π. transports for horses, Hdt. 6.48; π. μακρά ships of war, Id. 5.30, Th. 1.14; π. στρογγύλα or φορτηγικά ships of burden, merchantmen, X. HG 5.1.21; μεγάλα π. D.S. 13.78; ἱερὸν π. τοῦ Ὀσείριος OGI 56.51 (Canopus, iii B.C.): when distd. from ναῦς, without Adj., mostly merchant-ship or transport, as opp. ship of war, τοῖς π. καὶ ταῖς ναυσί Th. 4.116, cf. 6.44; πλεῖν μὴ μακρᾷ νηΐ, ἄλλῳ δὲ κωπήρει πλοίῳ Foed. ap. eund.4.118; πλοῖά τε καὶ τριήρεις Pl. Hp.Ma. 295d; πλοῖα alone, = τριήρεις, X. HG 1.2.1, Docum. ap. D. 18.106.