plural moths ˈmȯt͟hz How to pronounce moth (audio) ˈmȯths How to pronounce moth (audio)
1
2
: any of various usually nocturnal lepidopteran insects with antennae that are often feathery, with a stouter body, duller coloring, and proportionately smaller wings than the butterflies, and with larvae that are plant-eating caterpillars
mothlike adjective
mothy adjective

Examples of moth in a Sentence

Recent Examples on the Web
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.
Spoiled seeds may also be discolored, have some visible mold growth, or stick together in clumps, indicating moisture—or possibly pantry pests, such as moths or mice—have gotten into the package. Annie Peterson, Better Homes & Gardens, 12 Jan. 2025 Since cedar is a natural moth and insect repellant, storage in a wooden or cedar chest is an ideal option for protecting against small pests that can create holes in the fabric. Rebecca Jones, Southern Living, 5 Jan. 2025 Many lawn weeds serve as host to developing larvae of butterflies, moths, and other insects. Kim Toscano, Southern Living, 1 Jan. 2025 The purple tubular Seussical horns of nourishment are a favourite of bees, moths, and butterflies. New York Times Games, New York Times, 21 Dec. 2024 See all Example Sentences for moth 

Word History

Etymology

Middle English mothe, from Old English moththe; akin to Middle High German motte moth

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of moth was before the 12th century

Dictionary Entries Near moth

Cite this Entry

“Moth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/moth. Accessed 18 Jan. 2025.

Kids Definition

moth

noun
plural moths ˈmȯt͟hz How to pronounce moth (audio) ˈmȯths How to pronounce moth (audio)
: any of a group of night-flying insects that are lepidopterans often with duller coloring, stouter bodies, and smaller wings than the related butterflies and with antennae which are often feathery

More from Merriam-Webster on moth

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!