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equatorial Definition

equa·to·rial (ē′kwə tôr′ē əl, ek′wə-)

adjective

  1. of or near the earth's equator
  2. of any equator
  3. like or characteristic of conditions near the earth's equator equatorial heat
  4. designating or of a telescope mounted in such a way as to have two axes of motion, one (called polar axis) parallel to the earth's axis, the other (called declination axis) perpendicular to it: by rotation about the polar axis it can follow the apparent motion of a celestial body

noun

an equatorial telescope

equatorial Synonyms

equatorial

modif.

tropical, torrid, central; see hot 1, tropic 1.

equatorial Usage Examples

Converse of object

  • control: Celestron's well-respected 14 " SCT on the new computer controlled equatorial mount.
  • calculate: Bakos et al. calculated the equatorial coordinates for epoch and equinox 2000.0 using their astrometry and proper motion measurements.

Adjective modifier

  • German: The CCD and flip mirror is too long to clear the mount, which makes me wish for a German equatorial mount!
  • eastern: The highest global temperature was recorded in 1998 during the latter stages of El Niño activity in the eastern equatorial Pacific.
  • western: Trade winds and the equatorial upwelling maintain warm sea surface temperatures at the western equatorial Pacific and cold surface temperatures in the east.
  • sturdy: Bresser Skylux 70mm Equatorial Refractor - £ 89.99 The New Bresser Skylux offers sharp high quality optics on a sturdy equatorial mount.

Modifies a noun

  • bulge: The resulting equatorial bulge is readily visible in small telescopes.
  • sundial: The northern slope face has an equatorial sundial, with Greek letters marking the hours.
  • anomaly: One of the main features studied by these topside sounder satellites was the equatorial anomaly.
  • latitude: The two most highly developed ones are centered on a small continent a little to the north of the equatorial latitude.
  • radius: Its polar radius is about 50 % flatter than its equatorial radius.
  • rainforest: This was central London, not an equatorial rainforest on the other side of the world.