English
labially
From labial + -ly.
Formed from labial + -ly
Proto-Indo-European *leb- ‘to hang down loosely’
Proto-Indo-European *l̥b-yóm
Proto-Italic *labjom
Latin labium ‘a lip’
Medieval Latin labiālis ‘of or pertaining to the lips’
English labial
Today it means
adv In a labial manner; by means of the lips.
Language periods are conventional ranges, not dates for this word.
Etymograph / labially