synastry

S1Y4N1A1S1T1R1Y4
/ˈsɪnəstɹi/

noun

concurrence of the position or influence of stars

OriginAncient Greek συναστρία →
UncommonScrabble 14
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Meanings

nounsynastry (usually uncountable, plural synastries)

plural synastries

  1. dateduncountableusuallyastrologyconcurrence of the position or influence of stars
  2. uncountableusuallyastrologytechniques that involve comparing the positions of celestial bodies at two different moments in time (typically birth times of two people, with the goal of analysing relationship dynamics) and angles between them
  3. broadlyuncountableusuallysimilarity of condition, fortune, etc., as prefigured by astrological calculation
    1 more example

    1860-1867, John Lothrop Motley, History of the United Netherlands Born in the same day of the month and hour of the day with the Queen, but two years before her birth, the supposed synastry of their destinies might partly account, in that age of astrological superstition, for the influence which he perpetually exerted.

Origin

  1. Ancient Greekσυναστρία“conjunction of the stars”
  2. Englishsynastry

From Ancient Greek συναστρία (sunastría, “conjunction of the stars”).

More words from Ancient Greek

Full word history & related roots →

Translations

Finnish synastria
  • synastriaastrological techniques
French synastrie
  • synastrieastrological techniques
Cite this entry
APA

synastry. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/synastry

MLA

“synastry.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/synastry. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “synastry,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/synastry.

Source: synastry on Wiktionary, CC BY-SA 4.0.