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sickle cell

noun

: an abnormal red blood cell of crescent shape

Examples of sickle cell in a Sentence

Recent Examples on the Web
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Still, the illness can be more serious in infants, older adults, people with weakened immune systems and those living with sickle cell disease. Moná Thomas, PEOPLE, 4 Dec. 2025 Roseland Community Hospital on Monday celebrated the opening of a new sickle cell treatment clinic. Adam Harrington, CBS News, 1 Dec. 2025 In addition to chromosomal abnormalities like trisomy 21—an extra copy of chromosome 21 that causes Down syndrome—tests also scan for life-altering diseases stemming from single-gene mutations like sickle cell anemia or cystic fibrosis. Amanda Gerut, Fortune, 29 Nov. 2025 One in three Black blood donors is a match for people with sickle cell disease, according to the Red Cross. Ciara McCarthy, Fort Worth Star-Telegram, 28 Oct. 2025 See All Example Sentences for sickle cell

Word History

First Known Use

circa 1923, in the meaning defined above

Time Traveler
The first known use of sickle cell was circa 1923

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Cite this Entry

“Sickle cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sickle%20cell. Accessed 6 Dec. 2025.

Kids Definition

sickle cell

noun
: an abnormal red blood cell that is crescent-shaped

Medical Definition

sickle cell

noun
1
: an abnormal rigid, sticky red blood cell of crescent shape
2
: a condition characterized by sickle cells : sickle cell anemia, sickle-cell trait
Last Updated: - Updated example sentences
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