What does "acadian" mean?

Acadian: Of or pertaining to Acadie, or Nova Scotia. "Acadian farmers." Longfellow. -- n. A native of Acadie. Acadian epoch (Geol.), an epoch at the beginning of the American paleozoic time, and including the oldest American rocks known to be fossiliferous. See Geology. -- Acadian owl (Zoöl.), a small North American owl (Nyctule Acadica); the saw-whet.