Bible Dictionaries
Decennial

Webster's Dictionary

(1):

(n.) A tenth year or tenth anniversary.

(2):

(a.) Consisting of ten years; happening every ten years; as, a decennial period; decennial games.

Bibliography Information
Webster, Noah. Entry for 'Decennial'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​d/decennial.html. 1828.