decennium

(-ē əm)

noun pl. decenniums or decennia

decade (sense )

Origin: L < decennis: see decennary

See decennium in American Heritage Dictionary 4

noun pl. de·cen·ni·ums or de·cen·ni·a (-sĕnˈē-ə)
A period of ten years; a decade.

Origin:

Origin: Latin

Origin: , from decennis, lasting for ten years

Origin: : decem, ten; see dekm̥ in Indo-European roots

Origin: + annus, year; see at- in Indo-European roots

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