SPAR

n. 1 a stout pole esp. used for the mast, yard, etc. of a ship. 2 the main longitudinal beam of an aeroplane wing. øspar-buoy a buoy made of a spar with one end moored so that the other stands up. spar-deck the light upper deck of a vessel. [ME sparre, sperre f. OF esparre or ON sperra or direct f. Gmc: cf. MDu., MLG sparre, OS, OHG sparro]