sickle cell

noun

: an abnormal red blood cell of crescent shape

Examples of sickle cell in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Over two years after the approval of Vertex’s sickle cell treatment Casgevy, rollout has continued to be slow, with only about 60 patients having been treated. Elaine Chen, STAT, 5 Feb. 2026 Other times, an adult living with sickle cell disease. Dave Oates, San Diego Union-Tribune, 28 Jan. 2026 In 2024, the US Food and Drug Administration (FDA) approved a groundbreaking CRISPR/Cas9 therapy for sickle cell disease, showing just how quickly the technology is advancing. New Atlas, 25 Jan. 2026 The drugs on the list included Leqembi, which is used to treat early Alzheimer’s disease, and Casgevy, a gene therapy for sickle cell disease. Berkeley Lovelace Jr, NBC news, 25 Dec. 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 14 Feb. 2026.

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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