英和和英

形容詞

equatorial (comparative more equatorial, superlative most equatorial)

1. (geography) Of, near, or relating to the equator.

   That plant is best suited to equatorial climates.

   • 1990 August, Boyd Gibbons, “Missouri's Garden of Consequence”, in National Geographic, volume 178, number 2, page 130:

     In equatorial Ecuador, days and nights are almost the same length, and the sun goes down early.

2. Relating to the midline of any approximately spherical object.
3. (organic chemistry) of a bond, lying approximately in the plane of a ring, perpendicular to its axis

派生語

名詞

equatorial (plural equatorials)

1. (astronomy) A kind of telescope mounted so as to have two axes of motion at right angles to each other, one of them parallel to the axis of the Earth, and each carrying a graduated circle, one for measuring declination, and the other right ascension, or the hour angle, so that the telescope may be directed, even in the daytime, to any star or other object whose right ascension and declination are known.