equatorial
adjective
equa·to·ri·al
| \ ˌē-kwə-ˈtȯr-ē-əl
, ËŒe-kwÉ™-\
, ËŒe-kwÉ™-\
Definition of equatorial
1a
: of, relating to, or located at the equator or an equator
also
: being in the plane of the equator
a satellite in equatorial orbit
b
: of, originating in, or suggesting the region around the geographic equator
2a
: being or having a support that includes two axles at right angles to each other with one parallel to the earth's axis of rotation
an equatorial telescope mount
b
: extending in a direction essentially in the plane of a cyclic structure (as of cyclohexane)
equatorial hydrogens
— compare axial