nunation

or nun·na·tion

[ nuh-ney-shuh n ]
/ nʌˈneɪ ʃən /

noun Arabic Grammar.

the doubling, in writing, of the final vowel symbol to indicate the addition, in speech, of the indefinite suffix n to certain nouns.

Origin of nunation

< New Latin nunnātiōn- (stem of nunnātiō), equivalent to nūn (< Arabic; see nūn) + -ātiōn- -ation

OTHER WORDS FROM nunation

nun·a·ted, adjective