: any of numerous small acarid arachnids that often infest animals, plants, and stored foods and include important disease vectors
1
: a small coin or sum of money
2
a
old-fashioned
: a very little : bit
b
: a very small object or creature
Examples of mite in a Sentence
Noun (2)
I have only a mite left to buy lunch for the rest of the week
the kitten was just a mite, hardly the size of my palm
that speech didn't make a mite of sense
Recent Examples on the Web
Eva Flowe
june 11, Charlotte Observer, 11 June 2026
That great size would have also posed a problem as its food sources on land were all tiny creatures such as mites and other much smaller arachnids.
—Shraddha Chakradhar, CNN Money, 10 June 2026
Common pests that plague avocado trees include mites, caterpillars, lace bugs, and thrips.
—Madeline Buiano, Martha Stewart, 8 June 2026
Birds can sometimes leave behind mites, droppings, or other debris.
—Jessica Safavimehr, Southern Living, 8 June 2026
See All Example Sentences for mite
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Noun
The tiny irritants Americans call chiggers are the larval stage of Trombiculidae mites.
—Eva Flowe
june 11, Charlotte Observer, 11 June 2026
That great size would have also posed a problem as its food sources on land were all tiny creatures such as mites and other much smaller arachnids.
—Shraddha Chakradhar, CNN Money, 10 June 2026
Common pests that plague avocado trees include mites, caterpillars, lace bugs, and thrips.
—Madeline Buiano, Martha Stewart, 8 June 2026
Birds can sometimes leave behind mites, droppings, or other debris.
—Jessica Safavimehr, Southern Living, 8 June 2026
See All Example Sentences for mite
Cite this Entry
“Mite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mite. Accessed 17 Jun. 2026.
Copy CitationMedical Definition
mite
noun
: any of numerous small to very minute arachnids of two superorders (Acariformes and Parasitiformes) that have a body without a constriction between the cephalothorax and abdomen, mandibles generally chelate or adapted for piercing, usually four pairs of short legs in the adult and but three in the young larvae, and often breathing organs in the form of tracheae and that include parasites of insects and vertebrates some of which are important disease vectors, parasites of plants in which they frequently cause gall formation, pests of various stored products, and completely innocuous free-living aquatic and terrestrial forms see itch mite
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