The term labial originates from Labium (Latin for "lip"), and is the adjective that describes anything of or related to lips, such as lip-like structures. Thus, it may refer to:

• the lips
  • In linguistics, a labial consonant
  • In zoology, the labial scales

• the labia (genitalia)

• Labial (gene), a gene in Drosophila melanogaster

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