Meaning of -MENT in English

-MENT

-ment /mənt/ BrE AmE suffix [in nouns]

[ Language: Old French ; Origin: Latin -mentum ]

used to form a noun from a verb to show actions, the people who do them, or their results:

the government (=the people who govern a country)

the replacement of something (=the action of replacing something)

some interesting new developments

—-mental /mentl/ suffix [in adjectives] :

governmental

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.