Equatorial

What does EQUATORIAL mean?

1. noun

   a telescope whose mounting has only two axes of motion, one parallel to the Earth's axis and the other one at right angles to it

2. adjective

   of or relating to or at an equator

   “equatorial diameter”

3. adjective

   of or relating to conditions at the geographical equator

   “equatorial heat”

4. adjective

   of or existing at or near the geographic equator

   “equatorial Africa”

Definitions from WordNet 3.1, Princeton University.