ὑπηρετικόν
From LSJ
μηδὲν κοτυλίζειν, ἀλλὰ καταπάττειν χύδην → not to sell by the cupful, but to dole out indiscriminately | not to sell by retail but wholesale
Russian (Dvoretsky)
ὑπηρετικόν: τό (sc. πλοῖον) вспомогательное судно Aeschin., Dem., Diod.
English (Woodhouse)
(see also: ὑπηρετικός) small boat in attendance on a ship