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synastry

American  
[si-nas-tree, sin-uh-stree] / sɪˈnæs tri, ˈsɪn ə stri /

noun

Astrology.

  1. the comparison of two or more natal charts in order to analyze or forecast the interaction of the individuals involved.

Etymology

Origin of synastry

1650–60; < Late Latin synastria favorable conjunction of the stars < Late Greek, equivalent to Greek syn- syn- + ástr ( on ) star + -ía -y 3

Example Sentences

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In terms of complexity, synastry — the examination of the interplay between planets in two different charts — falls somewhere between an advanced placement calculus class and the moon landing.

From New York Times • May 23, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.