Advertisement

Advertisement

ice giant

[ ahys jahy-uhnt ]

noun

, Astronomy.
  1. a giant planet composed mostly of elements heavier than hydrogen and helium: the two ice giants in our solar system are Uranus and Neptune, previously classified as gas giants, but now known to be made primarily of oxygen, carbon, nitrogen, and sulfur.


Discover More

Word History and Origins

Origin of ice giant1

First recorded in 1975–80

Discover More

Example Sentences

It lies up there on the crest of the mountain like a mighty ice-giant peering down at us through the clefts.

Advertisement

Advertisement

Advertisement

Advertisement