stem cell

noun

: 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
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Treatments like vitamin IVs, stem cell therapies, and myriad biometric tests aimed at creating individualized treatments are now par for the course at top resorts worldwide. Kelsey Eisen, Robb Report, 26 June 2025 Long regarded as the frontier of biological science, regenerative therapies such as stem cell treatments, amniotic tissue applications, and advanced biologics are now experiencing a pivotal acceleration thanks to AI's analytical and educational capabilities. Sol Rashidi, Forbes.com, 30 Apr. 2025 That’s why many of their patients receive regenerative support, including: SVF stem cell therapy – Stimulates tissue regeneration and boosts follicle health. Ascend Agency, New York Daily News, 30 May 2025 In particular, taurine fuels certain types of cancer that emerge from blood stem cells in the bone marrow, including acute myeloid leukemia (AML), chronic myeloid leukemia (CML) and myelodysplastic syndromes (MDS), the release stated. Melissa Rudy, FOXNews.com, 16 May 2025 See All Example Sentences for stem cell

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of stem cell was in 1896

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Cite this Entry

“Stem cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stem%20cell. Accessed 4 Jul. 2025.

Kids Definition

stem cell

noun
: a simple cell that can become a cell (as a blood cell or skin cell) with a special function

Medical Definition

stem cell

noun
: 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
… 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
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

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