螺ら旋せん推すい進しん器きMeaningsNoun1. screw propeller (Rare)Kanji used螺spiral旋swirl推infer進advance器instrumentComposed of螺ら旋せんspiral; helix; screwNoun推すい進しんpropulsion; drive; promotion (of a policy, project, movement, etc.); furtherance; advancement; pushing forwardNoun器きdevice; instrument; vessel; container; ability; capacity; calibre; caliberNoun