erythrocyte

noun

eryth·​ro·​cyte i-ˈrith-rə-ˌsīt How to pronounce erythrocyte (audio)
: red blood cell
erythrocytic
i-ˌrith-rə-ˈsi-tik How to pronounce erythrocyte (audio)
adjective

Examples of erythrocyte 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.
One of the most common tests is called the erythrocyte sedimentation rate, a blood test that measures the level of certain proteins that correlate with the amount of inflammation in the body. — Akshay Syal, M.d., NBC News, 4 Mar. 2025 The erythrocyte sedimentation rate (ESR) blood test measures how quickly erythrocytes, a type of red blood cell, settle at the bottom of a test tube. — Suchandrima Bhowmik, Health, 1 May 2025 Packaging hemoglobin into red blood cells (erythrocytes) helps to contain the toxicity problems. — Quanta Magazine, 22 Apr. 2019 These include an erythrocyte sedimentation rate test, which measures how quickly red blood cells settle in a test tube, and a C-reactive protein test, which looks for a protein produced in the liver when inflammation is present. — Claire Bugos, Verywell Health, 18 Oct. 2023 Inflammatory Markers To assess general inflammatory activity, standard laboratory tests such as a complete blood count (CBC), erythrocyte sedimentation rate (ESR), and C-reactive protein (CRP) may be performed. — Wyles Daniel, USA Today, 23 Mar. 2026

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1894, in the meaning defined above

Time Traveler
The first known use of erythrocyte was circa 1894

Rhymes for erythrocyte

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Browse Nearby Words

erythrocruorin
erythrocyte
erythrocyte-maturing factor
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Cite this Entry

“Erythrocyte.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erythrocyte. Accessed 7 Jul. 2026.

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More from Merriam-Webster on erythrocyte

Britannica.com: Encyclopedia article about erythrocyte

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