• Directory
  • Search
  • All results
  • Journals
  • Definitions
Images:
  • Wikimedia
  • Wikimedia
  • Wikimedia
  • Wikimedia
  • Wikimedia
  • Wikimedia
Related terms:
dentition
sublingual region
oral mucosa
salivary gland
tongue
oral cavity
palate
  • Abbreviations

    Medical abbreviations matching this query:

    • LIP: lymphocytic interstitial pneumonia
    • lip/o: fat, lipid [root]
Anatomy
lip Audio
lip [ lip ]
Subclass of:
Oral cavity
Etymology:
Anglo-Saxon lippa = lip
Definitions related to lip:
  • Either of the two fleshy, full-blooded margins of the mouth.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Fleshy fold which surrounds the opening of the mouth.
    NCI
    U.S. National Cancer Institute, 2021
  • Region of labial part of mouth sharing upper or lower boundary of oral orifice.
    Foundational Model of Anatomy
    University of Washington, 2017
  • Upper or lower flesh margin of the mouth.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (labial) Occurring in, or located in the lips or vagina.
    NCI
    U.S. National Cancer Institute, 2021
  • Lips, soft pliable anatomical structures that form the mouth margin of most vertebrates, composed of a surface epidermis (skin), connective tissue, and (in typical mammals) a muscle layer. In man the outer skin contains hair, sweat glands, and sebaceous (oil) glands. The edges of the lips are...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
Return to OpenMD Medical Dictionary > L
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.

  • About
  • Feedback
  • Guides
  • Terms
© 2026 OpenMD
The content on this site is NOT a substitute for professional medical advice or diagnosis. Always seek the advice of your doctor or health care provider.