What does "field mouse" mean?

A small vole such as the meadow vole.

What is a synonym for "field mouse"?

Common synonyms include: animal, antelope, apodemus, armadillo, bat, elephant.

noun

noun ·Rare ·Advanced level

Noun

1
A small vole such as the meadow vole. Canada, US
2
any nocturnal Old World mouse of the genus Apodemus inhabiting woods and fields and gardens wordnet
3
One of several species of mice in genus Apodemus found in Eurasia and Africa.
4
any of various small mouselike rodents of the family Cricetidae (especially of genus Microtus) having a stout short-tailed body and inconspicuous ears and inhabiting fields or meadows wordnet
5
One of several species of mice in genus Akodon found in South America.

From Middle English feeld mous.