twelvemonth

[ twelv-muhnth ]
/ ˈtwɛlvˌmʌnθ /

noun Chiefly British.

a year.

Origin of twelvemonth

before 1050; Middle English twelfmoneth. See twelve, month

OTHER WORDS FROM twelvemonth

twelve·month·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for twelvemonth

British Dictionary definitions for twelvemonth

twelvemonth
/ (ˈtwɛlvˌmʌnθ) /

noun

mainly British an archaic or dialect word for year
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012