Antarctalian

adjective

Ant·​arc·​ta·​lian

¦ant‧ˌärk¦tālyən,

-lēən also -n‧ˌtär-

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

Word History

Etymology

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

First Known Use

1885, in the meaning defined above

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