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platelets

Cultural  
  1. Small, flat disks in the blood that aid in clotting.


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.

Once you donate blood, it is taken to a lab, where it is separated into three components: platelets, red blood cells, and plasma.

From Slate • May 9, 2026

The common thread is that malignant cells overtake the marrow—the tissue that produces white blood cells to fight infection, red blood cells to carry oxygen, and platelets to prevent bleeding.

From The Wall Street Journal • Apr. 19, 2026

But the study showed that another part of our blood - the platelets that normally stop bleeding - were suppressing the T-cells and making it harder for them to take out the cancer.

From BBC • Mar. 5, 2025

Blood and platelets must be immediately available, yet they have a short shelf life, according to Daniel Parra, a spokesman for the American Red Cross.

From New York Times • Jun. 15, 2024

At some point, you’d have to run into water or rock or the earth’s platelets or something.

From "Gregor the Overlander" by Suzanne Collins

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