senna

noun
sen·​na | \ ˈse-nə How to pronounce senna (audio) \

Definition of senna

1 : any of a genus (Cassia synonym Senna) of leguminous herbs, shrubs, and trees native to warm regions : cassia sense 2 especially : one used medicinally
2 : the dried leaflets or pods of various sennas (especially Cassia angustifolia synonym Senna alexandrina) used as a purgative

Examples of senna in a Sentence

Recent Examples on the Web In reality, nearly all of these teas contain a herb called senna, which is a natural laxative. Emma Grey Ellis, Wired, "A Brief History of Instagram’s Trouble with ‘Weight-Loss Tea’," 6 Mar. 2020 Made with ingredients such as alma oil, senna leaf extract and cupuacu butter, the mask is used in-shower after shampooing your hair. Atlanta Life, ajc, "Three finds worth buying," 18 July 2017 The fitness star quotes a description of Flat Tummy Tea’s main ingredients, including senna, a plant that can have laxative effects (and appears in the brand's Cleanse Tea). Sarah Klein, Health.com, "Here's Why This Fitness Star Is Calling Out a Flat-Belly 'Detox' Tea," 2 Aug. 2017 The fitness star quotes a description of Flat Tummy Tea’s main ingredients, including senna, a plant that can have laxative effects (and appears in the brand’s Cleanse Tea). Sarah Klein, PEOPLE.com, "Fitness Star Massy Arias Calls Out ‘Scam Artists’ Flat Tummy Tea for Reposting Her Image," 2 Aug. 2017 And some of the excitement was because of the new ingredient in the formula, Indian senna seed, which is a natural alternative to hyaluronic acid. Emily Barth Isler, Allure, "Josh Rosebrook Vital Balm Cream Has a Waitlist of 600 People," 18 July 2017 Made with ingredients such as alma oil, senna leaf extract and cupuacu butter, the mask is used in-shower after shampooing your hair. Atlanta Life, ajc, "Three finds worth buying," 18 July 2017 Made with ingredients such as alma oil, senna leaf extract and cupuacu butter, the mask is used in-shower after shampooing your hair. Atlanta Life, ajc, "Three finds worth buying," 18 July 2017 Made with ingredients such as alma oil, senna leaf extract and cupuacu butter, the mask is used in-shower after shampooing your hair. Atlanta Life, ajc, "Three finds worth buying," 18 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'senna.' 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 senna

1543, in the meaning defined at sense 1

History and Etymology for senna

New Latin, from Arabic sanā

Keep scrolling for more

Learn More about senna

Time Traveler for senna

Time Traveler

The first known use of senna was in 1543

See more words from the same year

Statistics for senna

Cite this Entry

“Senna.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/senna. Accessed 24 Nov. 2020.

Keep scrolling for more

More Definitions for senna

senna

noun
sen·​na | \ ˈsen-ə How to pronounce senna (audio) \

Medical Definition of senna

1 : any of a genus (Cassia synonym Senna) of leguminous plants of warm regions especially : one used medicinally
2 : the dried leaflets or pods of various sennas (especially Cassia angustifolia synonym Senna alexandrina) used as a purgative

More from Merriam-Webster on senna

Britannica.com: Encyclopedia article about senna

Comments on senna

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

WORD OF THE DAY

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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

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!