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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:

The bird was photographed flying over Loch Spelve, a sea loch on the south-east coast of Mull.

From BBC Sep. 4, 2026

The first mission saw the players set out on boats to retrieve floating coffins, dozens of which were spread out over a nearby loch.

From BBC Jan. 1, 2026

The castle was built for the MacLeods of Assynt in 1597 on the north side of the loch, which lies within a vast area of hills and mountains.

From BBC Nov. 22, 2025

A family has paid tribute to a "bold and adventurous" 15-year-old boy killed in a paddleboarding incident on a Fife loch.

From BBC Jun. 30, 2025

He felt silly asking, because the only loch he’d ever heard of was Loch Ness, where Nessie the Loch Ness Monster was said to live.

From "The Way to Rio Luna" by Zoraida Cordova

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