TRIENNIUM


Meaning of TRIENNIUM in English

n.

Pronunciation: tr ī - ' e-n ē - ə m

Function: noun

Inflected Form: plural -ni · ums or -nia \ -n ē - ə \

Etymology: Latin, from tri- + annus year ― more at ANNUAL

Date: 1847

: a period of three years

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.