galleass
A type of rowable vessel of the 16th and 17th centuries, similar to a galley but larger, and normally equipped with sails.
historical
The delectableſt luſtie ſight and mouingeſt obiect, me thought it was that our Ile ſets forth, and nothing behinde in number with the inuincible Spanish Armada, though they were not ſuch Gargantuan boyſterous gulliguts as they, though ſhips and galeaſſes they would haue beene reckoned in the nauy of K. Edgar, who is chronicled& regiſtred with three thouſand ſhips of warre to haue ſcoured the narrow ſeas, and ſailed round about England euery Summer.
Where it comes from
1540s, from Old French galleasse, from Italian galeaza ‘large galley’, from Latin galea.
Adapted from the Wiktionary entry galleass (CC BY-SA 4.0).