Definition of "decan"
decan1
/ˈdɛkən/
noun
plural decans
(Egyptology, astrology) One of a collection of 36 small constellations or zodiacal subdivisions that appear heliacally at intervals of 10 days or are separated by approximately 10 degrees.
plural decans
(Egyptology, astrology) One of a collection of 36 small constellations or zodiacal subdivisions that appear heliacally at intervals of 10 days or are separated by approximately 10 degrees.