gibbous
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.


gib·bous

adjective \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

Origin of GIBBOUS

Middle English, from Late Latin gibbosus humpbacked, from Latin gibbus hump
First Known Use: 14th century

Other Astronomy Terms

nadir, nebulous, penumbra, retrograde, sidereal, syzygy, wane, wax, zenith

gib·bous

adjective \ˈjib-əs, ˈgib-\   (Medical Dictionary)

Medical Definition of GIBBOUS

1
: marked by swelling or convexity especially on one side : protuberant
2
: having a hump : humpbacked

Browse

Next Word in the Dictionary: Gibbs free energy
Previous Word in the Dictionary: gibbosity
All Words Near: gibbous

Seen & Heard

What made you want to look up gibbous? Please tell us where you read or heard it (including the quote, if possible).

Name That Thing

Take Our 10-Question Quiz

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More