different between gibbous vs gibbosity

English

Etymology

From Middle English, borrowed from Latin gibbus (“humped, hunched”), probably cognate with cub? (“bend oneself, lie down”), Italian gobba (“humpback”), Greek ????? (kýfos, “humpback, bent”), ????? (kývos, “cube, vertebra”), Spanish giboso (“humped”).

Pronunciation

• IPA^(key): /???b?s/
• Rhymes: -?b?s

Adjective

gibbous (comparative more gibbous, superlative most gibbous)

1. Characterized by convexity; protuberant.
   • 1886, Thomas Hardy, The Mayor of Casterbridge, chapter 22

     In fact, what these gibbous human shapes specially represented was ready money—money insistently ready [...]

2. (astronomy) Phase of moon or planet between first quarter and full or between full and last quarter.
3. Humpbacked.
   • 1697, Dryden, Aeneid, book 8

     A pointed flinty rock, all bare and black,

     Grew gibbous from behind the mountain's back;

Antonyms

• crescent

Derived terms

• gibbous moon

Translations

English

Etymology

Compare French gibbosité.

Noun

gibbosity (countable and uncountable, plural gibbosities)

1. The state of being gibbous or gibbose; gibbousness.