SG Heritage Dictionary

Acroceraunian [Adjective] Webster's Dictionary 1828

An epithet applied to certain mountains between Epirus and Illyricum, in the 41st degree of latitude. They project into the Adriatic, and are so termed from being often struck with lightning.

Acroceraunian [Adjective] Webster's Dictionary 1913

Of or pertaining to the high mountain range of "thunder-smitten" peaks (now Kimara), between Epirus and Macedonia.