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thrombocytopenia

American  
[throm-boh-sahy-tuh-pee-nee-uh] / ˌθrɒm boʊˌsaɪ təˈpi ni ə /

noun

  1. an abnormal decrease in the number of blood platelets.


thrombocytopenia British  
/ ˌθrɒmbəʊˌsaɪtəʊˈpiːnɪə /

noun

  1. pathol an abnormal decrease in the number of platelets in the blood

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of thrombocytopenia

First recorded in 1920–25; thrombocyte + -o- + -penia

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Sanofi also received approval in Japan for its drug Wayrilz to treat immune thrombocytopenia.

From The Wall Street Journal • Jun. 23, 2026

He spent four weeks and five days in a coma and suffered an extremely rare, life-threatening side effect called VITT, or vaccine-induced immune thrombosis and thrombocytopenia.

From BBC • Jan. 15, 2025

The Johnson & Johnson vaccine has been associated with a rare but potentially deadly blood clotting and bleeding syndrome called thrombosis with thrombocytopenia syndrome, or TTS.

From Washington Post • May 5, 2022

The pause was intended to help doctors identify and treat the clotting disorder known as thrombosis with thrombocytopenia syndrome, or TTS.

From Washington Times • Dec. 16, 2021

As discussed earlier, an insufficient number of platelets, called thrombocytopenia, typically results in the inability of blood to form clots.

From Textbooks • Jun. 19, 2013

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