HOLARCTIC Meaning of HOLARCTIC in English [ hə(ʊ)'lα:ktɪk ]■ adjective Zoology relating to or denoting a zoogeographical region comprising the Nearctic and Palaearctic regions.OriginC19: from holo- + Arctic . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004