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loch

American  
[lok, lokh] / lɒk, lɒx /

noun

Scot.
  1. a lake.

  2. a partially landlocked or protected bay; a narrow arm of the sea.


loch British  
/ lɒk, lɒx /

noun

  1. a Scot word for lake 1

  2. Also called: sea loch.  a long narrow bay or arm of the sea in Scotland

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of loch

1350–1400; Middle English ( Scots ) louch, locht < Scots Gaelic loch, Old Irish loch lake, cognate with Latin lacus, Old English lagu; see lake 1, lough

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Anyone who does see or smell fuel in the river or loch is urged to report it to Sepa.

From BBC Feb. 22, 2026

Radioactive water from a Royal Navy nuclear weapons base leaked into a loch after old pipes repeatedly burst, according to official files.

From BBC Aug. 9, 2025

Extensive searches are continuing for a 15-year-old boy reported missing while paddleboarding at a Fife loch.

From BBC Jun. 29, 2025

The other 10% are done at a nearby loch.

From Los Angeles Times Jun. 9, 2025

Beneath the rustle of leaves and the trickle of water from the loch, there was a chime of magic.

From "The Way to Rio Luna" by Zoraida Cordova

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