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 Broad spent millions to endow medical and scientific research programs, including stem cell research centers at UCLA, USC, UC San Francisco and Harvard. Los Angeles Times, "Eli Broad, billionaire who poured wealth into reshaping L.A., dies at 87," 30 Apr. 2021 Various treatment options are avaiable for AML, including chemotherapy, targeted therapy with a monoclonal antibody (gemtuzumab), radiation therapy, and stem cell transplant. Claire Gillespie,, "Ashley Cain's 8-Month-Old Daughter Dies of Leukemia—What Are the Signs of Infant Leukemia?," 26 Apr. 2021 At the time, Sophie had to leave kindergarten to undergo a stem cell transplant and multiple rounds of chemotherapy. Delaney White, The Arizona Republic, "Sixth annual Sophie's Day Golf Tournament to raise funds, awareness for blood cancer," 20 Apr. 2021 Over the past decade, New York state has become an international hub of stem cell research. Sofia Moutinho, Science | AAAS, "New York state ends stem cell research funding," 16 Apr. 2021 Brad is chronically ill with Graft-Versus-Host Disease, which was the primary complication of his stem cell transplant. Next Avenue, Forbes, "Family Caregiver Burnout: This Author's Personal Experience And Advice," 8 Apr. 2021 Current approaches include a stem cell transplant in which cancerous bone marrow is replaced with highly specialized cells, called hematopoietic stem cells, that develop into healthy bone marrow. Jonathan Saltzman,, "Cambridge biotech seeking to treat blood cancers closes up 108 percent in stock market debut," 5 Feb. 2021 Still, the human and monkey cells didn’t quite mesh, notes UM stem cell biologist Andrew Crane. Mitch Leslie, Science | AAAS, "Lab-grown embryos mix human and monkey cells for the first time," 15 Apr. 2021 About nine years ago, Henrich needed to seek cancer care in Houston for a stem cell transplant. Laura Garcia, San Antonio Express-News, "Express-News Exclusive: First look at UT Health San Antonio's $430M hospital," 29 Mar. 2021

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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Time Traveler for stem cell

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The first known use of stem cell was in 1896

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Last Updated

2 May 2021

Cite this Entry

“Stem cell.” Dictionary, Merriam-Webster, Accessed 6 May. 2021.

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More Definitions for stem cell

stem cell


English Language Learners Definition of stem cell

technical : 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- How to pronounce stem cell (audio) \

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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