ἀκροστόλιον
From LSJ
Ποιητὴς, ὁπόταν ἐν τῷ τρίποδι τῆς Μούσης καθίζηται, τότε οὐκ ἔμφρων ἐστίν → Whenever a poet is seated on the Muses' tripod, he is not in his senses
English (LSJ)
τό,
A terminal ornament of ship (cf. ἄφλαστον), crowning either the stern-post, Ptol.Alm. 8.1; or more commonly, the stem-post, Callix.1, Plu.Demetr.43; taken as trophy, Str.3.4.3, D.S.18.75, Plu.Alc.32, App.Mith.25, Polyaen.4.6.9.