\ ˈkelp \

Definition of kelp 

1a : any of various large brown seaweeds (order Laminariales)

b : a mass of large seaweeds

2 : the ashes of seaweed used especially as a source of iodine

Examples of kelp in a Sentence

Recent Examples on the Web

The tri-phase formula blends together when shaken to impart the benefits of South India sambac (a type of jasmine) with the French sea kelp to skin. Marci Robin, Allure, "Rodin Launches a Mermaid Collection With Five New Glow-Inducing Beauty Products," 5 June 2018 Bonemeal is a good source of phosphorus, and kelp or greensand are organic sources of potassium. The Editors Of Organic Life, Good Housekeeping, "Everything You Need To Know About Organic Fertilizer," 10 Mar. 2017 Amid the kelp, scuba divers (reservation, permit required) count this spot for some of the best fish-watching outside of an aquarium in California. Tom Stienstra, San Francisco Chronicle, "Sunday getaway to Carmel’s Point Lobos," 2 June 2018 Since my girlfriend is Japanese, our simple hot pot often includes dashi broth with kombu (edible kelp). Sunset, "How to Throw a Hot Pot Feast," 22 Jan. 2018 Or, wake up to a morning of ocean kayaking through kelp beds while on the lookout for sea lions, bat rays, and bottlenose dolphins. Erin Behan, Los Angeles Magazine, "Make the Most of a SoCal Summer at Terranea," 7 May 2018 Ford notes, standing beside a tank where a couple of dozen of them are fattening up on kelp. Degen Pener, Los Angeles Magazine, "What’s Being Done to Revive L.A.’s Decimated Abalone Population," 22 June 2018 The first kelp gull from South America to visit California stopped by Half Moon Bay twice. Jill K. Robinson,, "5 places to spot birds in Half Moon Bay," 12 July 2018 While there, explore the exhibit that resembles an underwater environment of kelp towers, coral reefs, a bioluminescent tunnel and a large sea beast. Sonja Haller, azcentral, "Best kids things to do in Phoenix in July: Splash pad parties, shark feeds and free fun," 28 June 2018

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

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First Known Use of kelp

14th century, in the meaning defined at sense 1a

History and Etymology for kelp

Middle English culp

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Dictionary Entries near kelp





kelp bass

kelp crab


Statistics for kelp

Last Updated

23 Sep 2018

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Time Traveler for kelp

The first known use of kelp was in the 14th century

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English Language Learners Definition of kelp

: a type of brown seaweed


\ ˈkelp \

Kids Definition of kelp

: a large brown seaweed


\ ˈkelp \

Medical Definition of kelp 

1 : any of various large brown seaweeds (orders Laminariales and Fucales) and especially laminarias of which some are used for food especially in China and Japan and as sources of alginates, iodine, and medicinal substances

2 : the ashes of seaweed used especially as a source of iodine

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Comments on kelp

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


an open space surrounded by woods

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