Meanings
adjectivequadrilabial (comparative more quadrilabial, superlative most quadrilabial)
comparative more quadrilabial · superlative most quadrilabial
- humoroushuman sciencesArticulated with two pairs of lips (i.e. involving mouth-to-mouth contact between two people).
Origin
From quadri- + labial, modelled on bilabial.
Full word history & related roots →Cite this entry
APA
quadrilabial. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/quadrilabial
MLA
“quadrilabial.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quadrilabial. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “quadrilabial,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/quadrilabial.
Source: quadrilabial on Wiktionary, CC BY-SA 4.0.