Definition of 回転子 (かいてんし)
かいてんし
                        回転子
かいてんし
kaitenshi
noun
•
        
rotor
Related Kanji
| 回 | -times, round, game, revolve, counter for occurrences | 
| 転 | revolve, turn around, change | 
| 子 | child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac |