rennet

noun
ren·​net | \ ˈre-nət How to pronounce rennet (audio) \

Definition of rennet

1a : the contents of the stomach of an unweaned animal and especially a calf
b : the lining membrane of a stomach or one of its compartments (such as the fourth of a ruminant) used for curdling milk also : a preparation of the stomach of animals used for this purpose
2a : rennin
b : a substitute for rennin

Examples of rennet in a Sentence

Recent Examples on the Web After all, what is rennet if not the hormone replacement therapy of dairy? H Conley, Bon Appétit, 22 June 2022 Real Parmigiano-Reggiano is made from just three ingredients: locally produced milk no more than 24 hours old, salt and rennet (a natural enzyme taken from calf intestine). Rebecca Ann Hughes, Forbes, 2 June 2022 Parmigiano Reggiano contains only three ingredients: milk, salt, and rennet, and is produced in a specific region, which gets it a Denominazione d’Origine Protetta (DOP) or Protected Designation of Origin label. Michelle Cheng, Quartz, 27 May 2022 Most rennet, or more specifically its key component chymosin, is derived from bacterial sources these days. Scott Lafee, San Diego Union-Tribune, 5 Apr. 2022 Precision fermentation, which has been used for many years for insulin, or food ingredients such as rennet, is already presenting remarkable progress, potentially solving protein and other production gaps. Miray Zaki, Time, 1 Oct. 2021 Cow, sheep, goat or nondairy milk is heated, and cultures — including Penicillium roqueforti or glaucum — and rennet are added. Washington Post, 8 Sep. 2021 Paneer is a fresh cheese, often curdled with lemon juice or vinegar, rather than rennet, and pressed into a block. New York Times, 28 July 2021 It’s made with sweetened milk and rennet, the digestive enzyme that curdles milk. Cathy Jakicic, Milwaukee Journal Sentinel, 21 July 2021 See More

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

First Known Use of rennet

15th century, in the meaning defined at sense 1a

History and Etymology for rennet

Middle English, from Middle English *rennen to cause to coagulate, from Old English gerennan, from ge- together + *rennan to cause to run; akin to Old High German rennen to cause to run, Old English rinnan to run — more at co-, run

Learn More About rennet

Time Traveler for rennet

Time Traveler

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

See more words from the same century

Dictionary Entries Near rennet

Rennes

rennet

rennet casein

See More Nearby Entries 

Statistics for rennet

Last Updated

25 Jun 2022

Cite this Entry

“Rennet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rennet. Accessed 10 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for rennet

rennet

noun
ren·​net | \ ˈren-ət How to pronounce rennet (audio) \

Medical Definition of rennet

1a : the contents of the stomach of an unweaned animal and especially a calf
b : the lining membrane of a stomach or one of its compartments (as the fourth of a ruminant) used for curdling milk also : a preparation of the stomach of animals used for this purpose
2a : rennin
b : a substitute for rennin

More from Merriam-Webster on rennet

Britannica.com: Encyclopedia article about rennet

WORD OF THE DAY

Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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