noun
fumarole
A vent in a volcanic area from which steam and gases escape.
火山の噴気孔から白い蒸気が立ち上っていた。
White steam was rising from the volcano's fumarole.
noun
The nostril opening on the top of a whale or dolphin's head through which it breathes.
クジラが噴気孔から潮を吹いた。
The whale spouted water from its blowhole.