骨こつ伝でん導どうMeaningsNoun1. bone conduction; osteophonyKanji used骨bone伝transmit導to guideComposed of骨こつknack; skill; trick; secret; know-how; the ropes; hang; bone; skeleton; cremated remains (esp. the bones); …Noun伝でん導どうconduction (of heat or electricity); transmission (of light or sound); conduction (of a nerve impulse)Noun