D defs.my
Entry 1 sense Webster, 1913

Semiquadrate

/(sĕm"ĭ*kwŏd`rā̇t)/ · Sem·i·quad·rate · IPA
01 n. An aspect of the planets when distant from each other the half of a quadrant, or forty-five degrees, or one sign and a half.
  1. 1.
    An aspect of the planets when distant from each other the half of a quadrant, or forty-five degrees, or one sign and a half.(Astrol.)