See gaper (sense 2)
noun 1. a trawl net equipped with otter boards.
on the third hand
[ot-oh] /ˈɒt oʊ/ noun 1. (def 1). [ot-oh; German awt-oh] /ˈɒt oʊ; German ˈɔt oʊ/ noun 1. a male given name: from a Germanic word meaning “rich.”. noun 1. (“the Great”) a.d. 912–973, king of the Germans 936–973; emperor of the Holy Roman Empire 962–973. noun 1. a.d. 955–983, emperor of the Holy Roman Empire […]
noun, Thermodynamics. 1. an idealization of the thermodynamic cycle of the internal combustion engine with air as the working substance: intake of air at atmospheric pressure, then adiabatic compression, then ignition with an increase of pressure and temperature at constant volume, then adiabatic expansion and performance of work, then a drop to atmospheric pressure at […]