silverfish
Americannoun
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silverfish,
plural
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silverfishes
plural
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a white or silvery goldfish, Carassius auratus.
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any of various other silvery fishes, as the tarpon, silversides, or shiner.
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a wingless, silvery-gray thysanuran insect, Lepisma saccharina, that feeds on starch, damaging books, wallpaper, etc.
noun
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a silver variety of the goldfish Carassius auratus
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any of various other silvery fishes, such as the moonfish Monodactylus argenteus
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any of various small primitive wingless insects of the genus Lepisma, esp L. saccharina, that have long antennae and tail appendages and occur in buildings, feeding on food scraps, bookbindings, etc: order Thysanura (bristletails)
Other Word Forms
Noun Inflected Forms
Etymology
Origin of silverfish
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Old manuscripts are usually infested with woodworms, silverfish or “other microscopic creatures with a love of paper.”
From The Wall Street Journal ● Jan. 9, 2026
Eliminate clutter and vacuum upholstered furniture, floors and carpet often — be aware that silverfish lay eggs in the carpet.
From Washington Post ● Aug. 16, 2021
Peter and his colleagues collect silverfish that have been attracted to the lights they have set up on the Nile river in Bujagali, Uganda, 12 November.
From The Guardian ● Dec. 9, 2020
The show returned for its second season on Friday, with last season’s cult leader plot resolved but Kimmy and friends still contending with arranged marriages, jilted fiancées, silverfish, exploding silos and other existential challenges.
From New York Times ● Apr. 15, 2016
I opened up the windows to let the breeze in and blow out the smell of old air and silverfish.
From "The Line Tender" by Kate Allen
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.