mega-annum (English, noun)
expansion: mega-annum (plural mega-annums or mega-anna)
Senses:
wikidata: Q20764
related: word: megannum
tags: alternative
word: megaannum
tags: alternative
word: mul:Ma
tags: alternative
glosses: Synonym of megayear: a period of 1 million years.
Forms:
form: mega-annums
tags: plural
form: mega-anna
tags: plural