“+ transitive verb
Etymology: un- (II) + round
1. : to spread (the lips) laterally
necessary to unround the lips in pronouncing ē
2. : to pronounce (a sound) without lip rounding or with decreased lip rounding
“+ transitive verb
Etymology: un- (II) + round
1. : to spread (the lips) laterally
necessary to unround the lips in pronouncing ē
2. : to pronounce (a sound) without lip rounding or with decreased lip rounding
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012