equinoxiales

/IH0 K W AH0 N AA1 K S IY0 AA1 L Z/
adjective
  1. 1

    (obsolete) Alternative form of equinoctial: of or related to the equinox. [(astronomy) Of or relating to the spring or autumnal equinox.]

noun
  1. 1

    (obsolete) Alternative form of equinoctial. [The great circle midway between the celestial poles; the celestial equator.]