Definition of fossorial in English:

fossorial

adjective

Zoology
  • 1(of an animal) burrowing.

    • ‘Most mammals employing this behavior are subterranean, rather than simply fossorial; most fossorial mammals are limited to scratch digging.’
    • ‘The only Australian fossorial mammal is the marsupial mole, Notoryctes typhlops (order Notoryctimorphia, family Notoryctidae).’
    • ‘There is considerable behavioral evidence to suggest that certain fossorial mammals do use the seismic channel to glean information about their surroundings.’
    • ‘The means of intraspecific communication in the insectivorous fossorial mammals clearly needs to be examined in more detail and is not addressed further here.’
    • ‘For instance, because rodents drum with feet that are also used for digging, footdrumming may have originated as a ritualized form of digging behavior, especially in fossorial mammals.’
    1. 1.1(of limbs) adapted for use in burrowing.
      • ‘In insects with fossorial legs the fore legs and tibiae are specialized for digging.’

Origin

Mid 19th century: from medieval Latin fossorius (from Latin fossor digger, from fodere to dig) + -al.

Pronunciation:

fossorial

/fɒˈsɔːrɪəl/