Wiktionary
quadratures
n. (plural of quadrature English)
Usage examples of "quadratures".
In the first side of the Cube (id est the Chronoscopium Universalis) you can see eight wheels arranged in perennial cycles represent the Calendars of Julius and of Gregory, and when recur the Sundays and the Epacts, and the Solar Circle, and the Moveable and Paschal Feasts, and novilunes and plenilunes, quadratures of the sun and moon.