Definition of Holarctic in English:

Holarctic

Syllabification: Hol·arc·tic
Pronunciation: /hälˈärktik, hōˈlärk-, -ˈärtik
 
/

adjective

Zoology
  • 1Of, relating to, or denoting a zoogeographical region comprising the Nearctic and Palearctic regions combined. The two continents have been linked intermittently by the Bering land bridge, and the faunas are closely related.
    More example sentences
    • Magpies occur throughout large parts of the Holarctic region.
    • In this study, we were interested in updating available information on an uncommon migratory seabird with a Holarctic distribution, the ivory gull.
    • These represent robust wolf-sized dogs thought to have derived from the large northern Holarctic wolf form C. l. lupus.
  • 1.1 (as noun the Holarctic) The Holarctic region.

Origin

late 19th century: from holo- 'whole' + Arctic.

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