\ ˈläk How to pronounce loch (audio) , ˈläḵ How to pronounce loch (audio) \

Definition of loch

1 Scotland : lake
2 Scotland : a bay or arm of the sea especially when nearly landlocked

Keep scrolling for more

Synonyms for loch


arm, bay, bight, cove, creek [chiefly British], embayment, estuary, firth, fjord (also fiord), gulf, inlet

Visit the Thesaurus for More 

Examples of loch in a Sentence

in his biography of Samuel Johnson, James Boswell tells of being conducted by a Scottish boatman “across one of the lochs, as they call them, or arms of the sea”

Recent Examples on the Web

However, most scientists point out the loch is only about 10,000 years old, and plesiosaurs went extinct more than 65m years ago. Fox News, "Fossil of ‘real-life Loch Ness Monster’ found in Antarctica was the biggest sea dinosaur ever," 11 June 2019 Cromlix offers tennis coaching on their own Wimbledon-grade courts (of course), loch fishing, archery, garden games, and falconry. Betsy Blumenthal, Condé Nast Traveler, "The Best Hotels in the World: 2018 Readers' Choice Awards," 9 Oct. 2018 Golfing in the Great Glen Built in the early 1800s, the Caledonian Canal bisects Scotland from northeast to southwest, connecting scenic lochs—including the possibly serpent-harboring Loch Ness—and cutting through the Great Glen. Sara Tucker, WSJ, "European Barge Cruises That Are Anything But Boring," 6 Sep. 2018 New species of bacteria may hide in the deep, dark loch. Jason Daley, Smithsonian, "DNA Survey of Life in Loch Ness Will Hunt for Its Monster Resident," 29 May 2018 The new species discovered may just be bacteria, or details about invasive species in the loch. Laura Yan, Popular Mechanics, "Can DNA Sampling Finally Unveil the Loch Ness Monster?," 26 May 2018 The origin of curling traces back to 16th century Scotland, where the sport was played on frozen ponds and lochs. Sean Gregory, Time, "Everything You Need to Know About Curling for the 2018 Winter Olympics," 12 Jan. 2018 Check out the crown jewels at hilltop Edinburgh Castle before cruising up to Perthshire for a stay at loch-side Monachyle MHOR Hotel. Cnt, Condé Nast Traveler, "The 14 Best Family Summer Vacations to Take in 2017," 10 Mar. 2017 And luckily this fisherman saw him and came to pick him up and took him to the other side of the loch and back to safety. National Geographic, "Searching for Buried Treasure in the Scottish Highlands," 15 Aug. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'loch.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of loch

15th century, in the meaning defined at sense 1

History and Etymology for loch

Middle English (Scots) louch, from Scottish Gaelic loch; akin to Latin lacus lake — more at lake

Keep scrolling for more

Learn More about loch

Dictionary Entries near loch

loc cit




Lochaber ax



Statistics for loch

Last Updated

14 Jun 2019

Look-up Popularity

Time Traveler for loch

The first known use of loch was in the 15th century

See more words from the same century

Keep scrolling for more

More Definitions for loch



English Language Learners Definition of loch

Scotland : a lake or a part of the sea that is almost surrounded by land

Keep scrolling for more

More from Merriam-Webster on loch

Rhyming Dictionary: Words that rhyme with loch

Thesaurus: All synonyms and antonyms for loch

Spanish Central: Translation of loch

Nglish: Translation of loch for Spanish Speakers

Britannica English: Translation of loch for Arabic Speakers

Comments on loch

What made you want to look up loch? Please tell us where you read or heard it (including the quote, if possible).


incapable of being surmounted or overcome

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!