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decan

American  
[dek-uhn] / ˈdɛk ən /

noun

Astrology.
  1. any of three divisions of 10° within a sign of the zodiac.


Etymology

Origin of decan

1400–50; late Middle English < Late Latin decānus chief of ten; dean

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Nearby, I saw a church decan setting up chairs for a weekly Sunday service.

From Slate • Mar. 8, 2021

A third of a sign, a "decan," was 10 degrees of longitude, corresponding to the "week" of ten days used in Egypt and in Greece.

From The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture by Maunder, E. Walter (Edward Walter)