rich·​en ˈri-chən How to pronounce richen (audio)
richened; richening ˈri-chə-niŋ How to pronounce richen (audio)

transitive verb

: to make rich or richer

Examples of richen in a Sentence

Recent Examples on the Web The engine control module will indeed richen up the overall mix in an attempt to bring the excess oxygen in the exhaust back to an appropriately low level—but that will force the other cylinders to be too rich. Mike Allen, Popular Mechanics, 2 Oct. 2020 The manual choke helped richen the Weber carb's fuel mixture to get the engine turned over, but the nearly 50-year-old powerplant didn't want to start. John Pearley Huffman, Car and Driver, 15 Aug. 2020 Roasting removes the shell and richens the flavor of chestnuts. House Beautiful, 30 Sep. 2012 After the sauce has formed in the pan over medium heat, add a bit of butter to richen the sauce. The Courier-Journal, 11 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'richen.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1795, in the meaning defined above

Time Traveler
The first known use of richen was in 1795

Dictionary Entries Near richen

Cite this Entry

“Richen.” Dictionary, Merriam-Webster, Accessed 21 Jun. 2024.

Kids Definition


rich·​en ˈrich-ən How to pronounce richen (audio)
richened; richening -(ə-)niŋ How to pronounce richen (audio)
: to make rich or richer

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