Meaning of Nearctic in English:

Nearctic

Pronunciation /nɪˈɑːktɪk/

adjective

Zoology
  • Relating to or denoting a zoogeographical region comprising North America as far south as northern Mexico, together with Greenland. The fauna is closely related to that of the Palaearctic region.

    ‘some Nearctic birds move south in the winter’
    Compare with Holarctic
    • ‘Humans introduced Old World sparrows to the Nearctic, Neotropical and Australian regions.’
    • ‘Comparisons were made between larvae of C. lari and larvae of other Nearctic species of Ceratophyllus available to us.’
    • ‘Striped skunks are native only to the Nearctic region.’
    • ‘This behavior is also found in the Nearctic gray jay, Perisoreus canadensis, except that, in this species, allofeeding may be allowed during the fledgling period.’
    • ‘Using a phylogenetically based selection of wild moths collected from a Nearctic site, we report that earless species fly less throughout the night than eared species.’
    • ‘Although less intensively studied than Nearctic species, numerous Palearctic and Paleotropical species also utter flight calls.’
    • ‘Manv similarities exist between Nearctic and Palearctic goose populations, but there are also many differences.’
    • ‘The Ethiopian region showed the greatest diversity and the Nearctic region the least.’
    • ‘Personally, I found value in being able to compare sizes and trajectories in the Nearctic goose populations against those of the western Palearctic.’
    • ‘Certain migratory species present special problems, given that Austral and Nearctic migratory populations may be involved.’

noun

Zoology
  • the NearcticA zoogeographical region comprising North America as far south as northern Mexico, together with Greenland.

    • ‘the Nearctic has been subdivided into four provinces’

Origin

Mid 19th century from neo-‘new’ + Arctic.