mouthpart
noun
mouth·part
ˈmau̇th-ˌpärt 
: a structure or appendage near the mouth (as of an insect) especially when adapted for use in gathering or eating food
Examples of mouthpart in a Sentence
Recent Examples on the Web
The brown marmorated stink bug (BMSB) has piercing-sucking mouthparts with a straw-like stylet that sucks plant juices.
—
oregonlive, 24 June 2023
Ticks attach themselves to the skin of their host, using specialized mouthparts to pierce the skin and feed on blood.
—Tiffany Acosta
arizona Republic, The Arizona Republic, 23 June 2023
When ladybugs do bite, however, their mouthparts are not strong enough to break the skin.
—Olivia Munson, USA TODAY, 26 May 2023
The best Thermacell mosquito repellents are designed to keep those disease-carrying insects and their razor-sharp mouthparts far away.
—John Sass, Field & Stream, 11 Apr. 2023
See All Example Sentences for mouthpart
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
oregonlive, 24 June 2023
Ticks attach themselves to the skin of their host, using specialized mouthparts to pierce the skin and feed on blood.
—Tiffany Acosta
arizona Republic, The Arizona Republic, 23 June 2023
When ladybugs do bite, however, their mouthparts are not strong enough to break the skin.
—Olivia Munson, USA TODAY, 26 May 2023
The best Thermacell mosquito repellents are designed to keep those disease-carrying insects and their razor-sharp mouthparts far away.
—John Sass, Field & Stream, 11 Apr. 2023
See All Example Sentences for mouthpart
Cite this Entry
“Mouthpart.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouthpart. Accessed 3 Mar. 2025.
Copy CitationKids Definition
mouthpart
noun
mouth·part
ˈmau̇th-ˌpärt
: a bodily structure that is near the mouth (as of an insect) especially when used to gather or eat food
Medical Definition
mouthpart
noun
mouth·part
ˈmau̇th-ˌpärt
: a structure or appendage near the mouth especially of an insect
Love words? Need even more definitions?
Merriam-Webster unabridged
Share