noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An aspect made by two planets when they are 45 degrees apart from each other.
2. 2
   A right isocoles triangle, or such figure of which two form a square.

Etymology

From semi- + square.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.