Dictionary Entry

T-cell

noun

Find the meaning of the word T-cell, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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Meaning

Dictionary meaning in a clear, student-friendly format.

a white blood cell that coordinates immune responses and directly kills infected cells; matures in the thymus

Example Sentence

After vaccination, T-cells quickly recognize and destroy any cell infected by the virus.

Usage Note

Use when discussing how the body fights infections, cancer immunotherapy, or vaccine effectiveness.