telomere

noun

telo·​mere ˈte-lə-ˌmir How to pronounce telomere (audio) ˈtē- How to pronounce telomere (audio)
: the natural end of a eukaryotic chromosome composed of a usually repetitive DNA sequence and serving to stabilize the chromosome

Examples of telomere in a Sentence

Recent Examples on the Web With each cell division, telomeres shorten, ultimately leading to cell death. William A. Haseltine, Forbes, 16 Aug. 2024 When a cell's telomeres become too short, the cell can no longer thrive. Lauren O'Connor, Ms, Health, 29 July 2024 The therapy also benefited cell health across the board, reducing the rate of telomere shortening – which occurs every time a cell divides – and keeping the powerhouse mitochondria functioning efficiently. New Atlas, 18 July 2024 The telomeres get a little bit longer even within just a couple of days of being in space. Nicholas St. Fleur, STAT, 5 July 2024 See all Example Sentences for telomere 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'telomere.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of telomere was in 1940

Dictionary Entries Near telomere

Cite this Entry

“Telomere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/telomere. Accessed 11 Sep. 2024.

Medical Definition

telomere

noun
: the natural end of a eukaryotic chromosome composed of a usually repetitive DNA sequence and serving to stabilize the chromosome
telomeric adjective
Last Updated: - Updated example sentences
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