che·mo·ther·a·py (kē′mō-thĕrə-pē, kĕm′ō-)
1. The treatment of cancer using specific chemical agents or drugs that are selectively destructive to malignant cells and tissues.
2. The treatment of disease using chemical agents or drugs that are selectively toxic to the causative agent of the disease, such as a virus, bacterium, or other microorganism.
che′mo·ther′a·peutic (-pytĭk) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
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