throm·​bo·​cy·​to·​pe·​nia ˌthräm-bə-ˌsī-tə-ˈpē-nē-ə How to pronounce thrombocytopenia (audio)
: persistent decrease in the number of platelets in the blood that is often associated with hemorrhagic conditions
thrombocytopenic adjective

Examples of thrombocytopenia in a Sentence

Recent Examples on the Web People who are most at-risk for severe disease or complications from babesiosis—which can include thrombocytopenia, renal failure, and acute respiratory distress syndrome—are those who:2 Do not have a spleen Have a weakened immune system or are immunocompromised. Brian Mastroianni, Health, 27 Mar. 2023 Others with more severe cases can develop kidney failure, breathing difficulty or thrombocytopenia, which causes a low blood platelet count. Ken Alltucker, USA TODAY, 17 Mar. 2023 Christina Cabral-Arredondo, 45, said the district discriminated against her 5-year-old son Nicholas Arredondo, who has thrombocytopenia-absent radius syndrome. Dallas News, 6 Jan. 2023 Since these platelets are crucial for stopping bleeding under normal circumstances, this can lead to a dangerous problem known as thrombocytopenia. Roxanne Khamsi, Wired, 7 May 2020 Nicholas was born with a rare disease called thrombocytopenia-absent radius syndrome, which is characterized by missing bones and a low blood platelet count. Brandi Addison, Dallas News, 3 Apr. 2020 In China and South Korea, the tick is known to spread SFTSV, short for the Severe fever with thrombocytopenia syndrome virus. Beth Mole, Ars Technica, 11 July 2019 In Asia this tick has also been known to transmit potentially deadly viruses including ones that cause Japanese spotted fever and severe fever with thrombocytopenia syndrome—conditions that can cause fever, vomiting and multiple organ failure. Melinda Wenner Moyer, Scientific American, 26 June 2018 In humans, the ticks can carry diseases such as severe fever with thrombocytopenia syndrome, which can have a fatality rate of up to 30 percent. Washington Post, 12 June 2018 See More

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

Word History


New Latin, from International Scientific Vocabulary thrombocyte + New Latin -o- + -penia

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of thrombocytopenia was in 1921

Dictionary Entries Near thrombocytopenia

Cite this Entry

“Thrombocytopenia.” Dictionary, Merriam-Webster, Accessed 3 Mar. 2024.

Medical Definition


throm·​bo·​cy·​to·​pe·​nia ˌthräm-bə-ˌsīt-ə-ˈpē-nē-ə, -nyə How to pronounce thrombocytopenia (audio)
: persistent decrease in the number of blood platelets that is often associated with hemorrhagic conditions

called also thrombopenia

thrombocytopenic adjective

More from Merriam-Webster on thrombocytopenia

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