Definition of gibbous in English:

gibbous

Line breaks: gib|bous
Pronunciation: /ˈgɪbəs
 
/

adjective

1(Of the moon) having the illuminated part greater than a semicircle and less than a circle.
More example sentences
  • My hand was clasped around hers, and the light of the gibbous moon set a silver path out before us.
  • On the 16th Jupiter appears to the upper left of the waxing gibbous Moon.
  • The waxing gibbous moon was still behind the scudding clouds, but it was far from pitch dark.
1.1Convex or protuberant: his gibbous eyes
More example sentences
  • The male hooded merganser, with his distinct gibbous moon crest, demands immediate attention.

Origin

late Middle English: from late Latin gibbosus, from Latin gibbus 'hump'.

Derivatives

gibbosity

Pronunciation: /-ˈbɒsɪti/
noun
More example sentences
  • Females of this species also lack the tendency towards frontal gibbosity shown by males.

gibbously

adverb
More example sentences
  • Early in the week the Moon waxes gibbously, and later in the week, after full, gibbously wanes.
  • We will see the Moon waxing in its gibbous phase the early part of the week, while the last two days see it gibbously waning.

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Definition of gibbous in:

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