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# platelet

«platelet» in Mova's school dictionary: **A tiny piece in your blood that helps it clot (go thick…** — its meaning for a pupil, its sense in the lessons and examples, with 2 sentences of Mova's corpora that use it.

### part of speech

noun (a platelet, platelets)

### meaning for a pupil

A tiny piece in your blood that helps it clot (go thick and sticky) to stop bleeding when you are cut. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#m1)

### sense in the lessons

In science lessons about the body, blood is made of plasma, red blood cells, white blood cells and platelets. Platelets rush to a cut and stick together to make a plug, which becomes a scab. In hospital stories a "platelet count" is checked; people can donate platelets.

### examples

- Platelets help your blood clot when you cut your finger. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x1)
- Blood is made of plasma, red cells, white cells and platelets. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x2)
- The scab on your knee started with platelets sticking together. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x3)
- The doctor checked her platelet count. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x4)
- Platelets are much smaller than red blood cells. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x5)
- Some people donate platelets to help patients in hospital. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/#x6)

### note

Countable: a platelet, platelets; usually used in the plural. The word means "little plate" because of their flat shape. Platelets are not full cells; they are fragments of bigger cells.

### In the corpora

- [Red blood cells carry oxygen using iron-rich haemoglobin, white cells fight germs, and platelets help stop bleeding.](https://md.mova.elamur.ai/free/en/corpora/school/biology/65-the-heart-and-blood/9/)
- [When you cut yourself, platelets and stringy fibres make a net that plugs the cut and hardens into a scab.](https://md.mova.elamur.ai/free/en/corpora/school/biology/261-human-body-deeper-heart-and-blood/11/)

### Trees and pragmatics

[Every meaning and example of «platelet» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/platelet/), each sentence with its dependency tree and frames.