公こう転てん面めんMeaningsNoun1. plane of revolutionKanji used公public転roll around面surfacePitch accentこうてんめんComposed of公こう転てんrevolution (of a celestial body around another)Noun面めんface; mask; face guard; striking the head (in kendo); surface (esp. a geometrical surface); page; aspect; facet; side; chamfer; …Noun