|paˌrärk|tālēən adjective
Usage: usually capitalized
Etymology: New Latin, from Pararctalia, temperate marine realm of the northern hemisphere (from para- (I) + Arctalia, northern biogeographic realm) + English -an — more at arctalian
: of, relating to, or being the temperate marine biogeographic realm that is bounded by the isocrymes of 44 degrees and 68 degrees F and that includes northern seas from the northerly limit of reef-building corals to the southerly limit of floating ice