stem cell


Definition of stem cell

: an unspecialized cell that gives rise to differentiated cells hematopoietic stem cells in bone marrow

Examples of stem cell in a Sentence

Recent Examples on the Web

Having those stem cells and tissues primed helps healing, says Fabrisia Ambrosio, associate director of physical medicine and rehabilitation at the University of Pittsburgh Medical Center. Cheryl Stritzel Mccarthy, WSJ, "What You Need to Do Before Having Knee Surgery," 20 Nov. 2018 Experts are generally bullish on the efficacy of stem cells and their derivatives. Kathleen Hou, The Cut, "I Tried The ‘Penis Facial’," 16 May 2018 The Knee Institute employs breakthrough procedures like umbilical (never embryonic) stem cells and PRP (platelet rich plasma), along with a personalized physical therapy regimen, to help the body heal itself. Joyce Wiswell For The Knee Institute, Detroit Free Press, "Back to basics – with new procedures – enhances pain relief," 7 May 2018 Still, maybe the magical combo of stem cells and placenta make for a time machine–level anti-ager? Alex Warner, Marie Claire, "This Anti-Aging Serum Is Made With Sheep Placenta, and What?," 6 Apr. 2018 Over the past year Meaningful Beauty has overhauled its packaging and introduced four new products, including a serum made with melon leaf stem cells and sea daffodil extract. Brooks Barnes, Town & Country, "How Cindy Crawford Became the Ultimate Model Matriarch," 4 Apr. 2018 But 70% of the animals vaccinated with the stem cells and the immune-booster cleared their tumors completely in four weeks. Melissa Healy,, "In mice, a single vaccine prompts the immune system to fight breast, lung and skin cancers," 15 Feb. 2018 Ohtani has a Grade 2 sprain of his ulnar collateral ligament, and the Angels are trying to avert Tommy John surgery by giving Ohtani platelet-rich plasma and stem cell injections. Tyler Kepner, New York Times, "A Rookie Treasures Lessons From Roy Halladay," 16 June 2018 Nugene Clinical relies on human fat stem cells to generate the factors in its Universal Serum. Jolene Edgar, Allure, "The Truth About Growth Factors in Skin Care and Why They're Controversial," 2 Aug. 2018

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

1896, in the meaning defined above

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Last Updated

8 Jan 2019

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The first known use of stem cell was in 1896

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More Definitions for stem cell

stem cell


English Language Learners Definition of stem cell

: a simple cell in the body that is able to develop into any one of various kinds of cells (such as blood cells, skin cells, etc.)

stem cell

\ ˈstem- \

Medical Definition of stem cell

: an unspecialized cell capable of perpetuating itself through cell division and having the potential to give rise to differentiated cells with specialized functions Embryonic stem cells are pluripotent cells derived from the inner cell mass of the blastocyst stage of the embryo. — Carrie J. Merkle, in Essentials of Pathophysiology, 2011 … picture the bone marrow as a blood cell factory that takes a single type of precursor cell, or stem cell, and modifies it in various ways to produce all the cells that circulate in the blood.— Gina Kolata, Discover, September 1987 Recent observations are providing increasing evidence for the concept that adult stem cells are part of a natural system for tissue repair. — Darwin J. Prockop, in Essentials of Stem Cell Biology, 2006

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Spanish Central: Translation of stem cell Encyclopedia article about stem cell

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