Hyphenation
non re·turn valveTurkish pronunciation
nän ritırn välvPronunciation
/ˈnän rēˈtərn ˈvalv/ /ˈnɑːn riːˈtɜrn ˈvælv/
Etymology
[ (')nän also "n& ] (prefix.) Middle English, from Middle French, from Latin non not, from Old Latin noenum, from ne- not + oinom, neuter of oinos one; more at NO, ONE.