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dormouse

American  
[dawr-maus] / ˈdɔrˌmaʊs /

noun

  • dormice
    plural
  1. any small, furry-tailed, Old World rodent of the family Gliridae, resembling small squirrels in appearance and habits.


dormouse British  
/ ˈdɔːˌmaʊs /

noun

  1. any small Old World rodent of the family Gliridae , esp the Eurasian Muscardinus avellanarius, resembling a mouse with a furry tail

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms


Etymology

Origin of dormouse

First recorded in 1400–50; late Middle English dormowse, dormoise; etymology obscure; perhaps Anglo-French derivative of Old French dormir “to sleep,” with final syllable reanalyzed as mouse, but no such Anglo-French word is known; see dormant, mouse


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.

See Examples For:

CRT supporters raised £6,000 to fund dormouse surveys and habitat improvements across the charity's farms.

From BBC ● Sep. 25, 2026

To test this, they took skeletal muscle samples from two small hibernators -- the Thirteen-lined ground squirrel and the Garden dormouse -- and two large hibernators -- the American black bear and brown bear.

From Science Daily ● Feb. 20, 2024

The squat, dinosaur-eating mammal Repenomamus was about the size of a badger, the early placental mammal Eomaia was about the size of a shrew, and the spiky Spinolestes was about as tiny as a dormouse.

From Slate ● Feb. 20, 2023

Some people can also echolocate by clicking their tongues, a behavior shared by only a few other animals, including tenrecs, a shrew-like animal from Madagascar, and the Vietnamese pygmy dormouse, which is effectively blind.

From National Geographic ● Feb. 3, 2021

The dormouse had faithfully carried out his part in the dreadful scheme; Cluny must surely keep to his word.

From "Redwall" by Brian Jacques

Endangered dormice have been found on a farm that has been working to improve biodiversity and nature habitats.

From BBC ● Sep. 25, 2026

Hazel dormice are a European Protected Species and are considered vulnerable to extinction, but their presence is a marker of a healthy, well-connected landscape.

From BBC ● Sep. 25, 2026

Suffolk County Council demanded information about the impact on hedgerows, which are home to bats and dormice.

From The Wall Street Journal ● Dec. 28, 2025

The country is now embarking on an expensive building boom, sparking outrage at unsightly transmission towers and the potential harm to bats, dormice and other local wildlife.

From The Wall Street Journal ● Dec. 28, 2025

The rafters of Cavern Hole rang to the excited buzz and laughter of the assembled creatures: hedgehogs, moles, squirrels, woodland creatures and mice of all kinds—fieldmice, hedgemice, dormice, even a family of poor little churchmice.

From "Redwall" by Brian Jacques

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