trunnion
n. தாங்குருளை, பீரங்கி ஆதார இணைக்கம்பங்கள் இரண்டில் ஒன்று, வெப்பாலை தாங்கும் நீராவிக்குழாய்.
Trun"nion, n. Etym: [OF. trognon the stock, stump, or truck of a tree, F. trognon a core, stalk, fr.tron a trunk, stem. Cf. Trunk.] 1. (Gun.) Defn: A cylindrical projection on each side of a piece, whether gun, mortar, or howitzer, serving to support it on the cheeks of the carriage. See Illust. of Cannon. 2. (Steam Engine) Defn: A gudgeon on each side of an oscillating steam cylinder, to support it. It is usually tubular, to convey steam. Trunnion plate (Gun.), a plate in the carriage of a gun, mortar, or howitzer, which covers the upper part of the cheek, and forms a bearing under the trunnion. -- Trunnion ring (Gun.), a ring on a cannon next before the trunnions. [R.]