Word.ws English Dictionary

mouthpart

/ˈmaʊθpɑɹt/

mouthpart noun: an appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to manipulate and masticate food.

mouthpart: an appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to...
Image: Diego Delso, CC BY-SA 4.0, via Wikimedia Commons

Noun

mouthpart (plural mouthparts)

  1. (plural-normally) An appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to manipulate and masticate food.
    • The fans, or brushes, create currents in the water that direct food toward the larvae’s mouthparts and help stuff the food into their deeply concealed mouths.

Forms of mouthpart

pluralmouthparts
alternative formmouth-part

Origin of mouthpart

From mouth + part.

Questions about mouthpart

What does mouthpart mean?
Mouthpart means an appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to manipulate and masticate food.
What part of speech is mouthpart?
Mouthpart is a noun.
How do you pronounce mouthpart?
Mouthpart is pronounced /ˈmaʊθpɑɹt/.
What is the plural of mouthpart?
The plural of mouthpart is mouthparts.

Words near mouthpart in the dictionary

  1. mouthline
  2. mouthlines
  3. mouthly
  4. mouthorgan
  5. mouthorgans
  6. mouthpart
  7. mouthparts
  8. mouthpie
  9. mouthpiece
  10. mouthpieced
  11. mouthpieces

Source and license

Adapted from Wiktionary: mouthpart (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-mouthpart.wav.

Cite this entry: “mouthpart.” Word.ws, https://word.ws/mouthpart. Based on Wiktionary, CC BY-SA 4.0.