Quadrilabial

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Articulated with two pairs of lips (i.e. involving mouth-to-mouth contact between two people). humorous

Etymology

From quadri- + labial, modelled on bilabial.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.