agma
Concise Oxford English Dictionary © 2008 Oxford University Press:
agma /ˈagmə/
▶noun Phonetics the speech sound of ‘ng’ as in thing, a velar nasal consonant.
■ the symbol /ŋ/, used to represent this sound in the International Phonetic Alphabet.
– origin 1950s: from late Gk, from Gk, lit. ‘fragment’.
'agma' also found in these Oxford entries:

