Exe (ĕks) [key], river, c.55 mi (90 km) long, rising in the Exmoor, Somerset, SW England, and flowing S across the Cornwall peninsula, past Exeter to the English Channel at Exmouth. Salmon and shellfish are taken from the river; many waterfowl are found along its narrow estuary.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.