adjective Ant·arc·ta·lian \¦ant‧ˌärk¦tālyən, -lēən also -n‧ˌtär-\

Definition of Antarctalian

  1. :  of, relating to, or being the marine biogeographic realm that comprises all regions south of a line at which mean temperatures approximate 44° F

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Origin and Etymology of antarctalian

New Latin Antarctalia, the antarctic marine realm (from Latin antarcticus antarctic + New Latin -alia) + English -an

First Known Use: 1885

Seen and Heard

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a rounded knoll or a ridge of ice

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