gibbousとは 意味・読み方・使い方

発音

• IPA: /ˈɡɪbəs/; (uncommon, nonstandard) IPA: /ˈd͡ʒɪbəs/
• 韻: -ɪbəs

形容詞

gibbous (comparative more gibbous, superlative most gibbous)

1. Curved or bulged outward.
   • 1886 May, Thomas Hardy, “chapter 22”, in The Mayor of Casterbridge: The Life and Death of a Man of Character. […], volume I, London: Smith, Elder & Co., […], →OCLC:

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

2. (astronomy, of a celestial body) Having more than half (but not the whole) of its disc illuminated.

   Coordinate term: crescent

   • 1995, Dava Sobel, Longitude, Herper Perennial, published 2011, →ISBN, page 89:

     The moving moon, full, gibbous, or crescent-shaped, shone at last for the navigators of the eighteenth century like a luminous hand on the clock of heaven.

   • 2021, Ruth Ozeki, The Book of Form and Emptiness, Canongate Books, published 2022, page 252:

     On December 7, 1972, the Apollo 17 astronauts took a photograph of a gibbous Earth at a distance of eighteen thousand miles from its surface.

3. Humpbacked.
   • 1697, Virgil, “The Eighth Book of the Æneis”, in John Dryden, transl., The Works of Virgil: Containing His Pastorals, Georgics, and Æneis. […], London: […] Jacob Tonson, […], →OCLC:

     A pointed flinty rock, all bare and black,
     Grew gibbous from behind the mountain's back;

派生語

参照