Definition of mouthpart
: a structure or appendage near the mouth (as of an insect) especially when adapted for use in gathering or eating food
Recent Examples of mouthpart from the Web
Once the plant surface is covered, insects have a really difficult time inserting either their mouthparts or ovipositors into the plants to do damage.
A tick’s entire life is the rapacious search for a living being to sink its mouthparts into.
Mosquitoes use heat sensors around their mouthparts to detect the warmth of your body. 19.
The different resulting proteins would each have their own effect on what parts of the genetic code are turned on or off—leading to a male with huge mouthparts and a female without, for instance.
Along with anal drumming and scraping, the caterpillars vibrate via their mouthparts, either by drumming or scraping them from side to side on the leaf.
Perhaps most weirdly, though, the feeding mouthparts remain down at the base of the neck.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mouthpart'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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