First Known Use: 14th century
Dictionary
gibbous
adjective gib·bous \ˈji-bəs, ˈgi-\
Definition of GIBBOUS
1
a : marked by convexity or swelling b of the moon or a planet : seen with more than half but not all of the apparent disk illuminated
2
: having a hump : humpbacked
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Origin of GIBBOUS
Middle English, from Late Latin gibbosus humpbacked, from Latin gibbus hump
Medical Dictionary
gibbous
adjective gib·bous \ˈjib-əs, ˈgib-\
Medical Definition of GIBBOUS
1
: marked by swelling or convexity especially on one side : protuberant
2
: having a hump : humpbacked
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