sodium lauryl sulfate

noun
sodium lau·​ryl sulfate | \ -ˈlȯr-əl- How to pronounce sodium lauryl sulfate (audio) , -ˈlär- \

Definition of sodium lauryl sulfate

: the crystalline sodium salt C12H25NaO4S of sulfated lauryl alcohol also : a mixture of sulfates of sodium consisting principally of this salt and used as a detergent, wetting agent, and emulsifying agent (as in toothpastes, ointments, and shampoos)

Examples of sodium lauryl sulfate in a Sentence

Recent Examples on the Web Your typical formula contains surfactants — like sodium lauryl sulfate or sodium laureth sulfate — which emulsify oil and dirt on the hair and scalp. Julie Ricevuto, Allure, "The Science of Beauty: How to Use the 7 Types of Shampoo," 25 Nov. 2020 It’s made without sodium lauryl sulfate or parabens, artificial flavors and sweeteners, preservatives and more icky stuff. Krystin Arneson, CNN Underscored, "Take up to 30% off Oral-B, Crest and more for Amazon Prime Day," 13 Oct. 2020 Other retractors take a harder line with the formula, which contains sodium lauryl sulfate — a surfactant that works to clean your skin. Maria Del Russo, Washington Post, "The Internet has strong feelings about these skin-care products. We asked pros to weigh in.," 24 Feb. 2020 Not to mention natural ingredients like talc (with its asbestos concerns) and sodium coco sulfate (molecularly similar to sodium lauryl sulfate, even though it's derived from coconuts instead of petroleum) can be toxic. Olivia Fleming, Harper's BAZAAR, "Clean Hair Care Is Hard—But Not Impossible," 12 Aug. 2019 To save your hair, sodium lauryl sulfate is sometimes converted into sodium laureth sulfate through a process called ethoxylation. Olivia Fleming & Jenna Rosenstein, Harper's BAZAAR, "The Ultimate Guide to Clean Beauty," 12 Aug. 2019 The mixture is natural (the active ingredients include sodium lauryl sulfate and malic acid) and comes in a stand-up jar. Lauren Piro, Good Housekeeping, "7 Genius Ways to Kill Fruit Flies," 11 July 2018 The mixture is natural (the active ingredients include sodium lauryl sulfate and malic acid) and comes in a stand-up jar. Lauren Piro, Good Housekeeping, "7 Genius Ways to Kill Fruit Flies," 11 July 2018 The mixture is natural (the active ingredients include sodium lauryl sulfate and malic acid) and comes in a stand-up jar. Lauren Piro, Good Housekeeping, "7 Genius Ways to Kill Fruit Flies," 11 July 2018

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

1885, in the meaning defined above

Keep scrolling for more

Learn More about sodium lauryl sulfate

Time Traveler for sodium lauryl sulfate

Time Traveler

The first known use of sodium lauryl sulfate was in 1885

See more words from the same year

Statistics for sodium lauryl sulfate

Last Updated

4 Dec 2020

Cite this Entry

“Sodium lauryl sulfate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sodium%20lauryl%20sulfate. Accessed 23 Jan. 2021.

Keep scrolling for more

More Definitions for sodium lauryl sulfate

sodium lauryl sulfate

noun

Medical Definition of sodium lauryl sulfate

: the crystalline sodium salt C12H25NaO4S of sulfated lauryl alcohol also : a mixture of sulfates of sodium consisting principally of this salt and used as a detergent, wetting, and emulsifying agent (as in toothpastes, ointments, and shampoos)

More from Merriam-Webster on sodium lauryl sulfate

Britannica.com: Encyclopedia article about sodium lauryl sulfate

Comments on sodium lauryl sulfate

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!