(obsolete) Rocky Mountains (a mountain range in the United States)

many a mickle makes a muckle, small things together become a large thing; literally dust, if piled up, becomes a mountain

(Japanese mythology) the fabled mountain at the 高天原 (takama no hara, “heavens”)

stagehand in kabuki and bunraku (who dresses fully in black)

steam whistle

drop (of liquid); droplet

extravehicular activity

engage in an extravehicular activity

Kyūjitai form of 外国人: a foreigner, a person from a foreign country; an alien, a foreign national

Outer Mongolia