Definition of 下気道 (かきどう)
かきどう
                        下気道
かきどう
kakidou
noun
•
        
lower respiratory tract, lower airway
Related Kanji
| 下 | below, down, descend, give, low, inferior | 
| 気 | spirit, mind, air, atmosphere, mood | 
| 道 | road-way, street, district, journey, course, moral, teachings |