labialized

adjective Phonetics.

1. pronounced with secondary labial articulation.

verb (used with object), la·bi·al·ized, la·bi·al·iz·ing. Phonetics.

1. to give a labial character to (a sound), for example, to round (a vowel).

verb (tr)

1. phonetics to pronounce with articulation involving rounded lips, such as for (k) before a close back vowel (uː) as in English cool