NEBULA


Meaning of NEBULA in English

n. (pl. nebulae or nebulas)

1. Astron. a a cloud of gas and dust, sometimes glowing and sometimes appearing as a dark silhouette against other glowing matter. b a bright area caused by a galaxy, or a large cloud of distant stars.

2 Med. a clouded spot on the cornea causing defective vision.

Etymology: L, mist

Oxford English vocab.      Оксфордский английский словарь.