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Showing results for infectious diseases. Search instead for infectious viruses.

infectious diseases

Cultural  

  1. Diseases caused by the growth of pathogenic organisms in the body. Some of these diseases may also be contagious diseases.

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.

Vaccines for infectious diseases are given to healthy people and must have a pristine safety profile, Letai said.

From The Wall Street Journal • Mar. 17, 2026

Because of their strong impact, scientists began developing mRNA vaccines for other infectious diseases.

From Science Daily • Mar. 17, 2026

Ford was only transferred to an infectious diseases unit on 11 June after those treating her at Barnsley Hospital learned about the dog scratch.

From BBC • Mar. 5, 2026

The drugmaker is splitting its Human Health business into an oncology unit and a specialty, pharmaceuticals, and infectious diseases unit.

From Barron's • Feb. 23, 2026

If I so much as sneezed, she would rattle off a list of infectious diseases that would have me in the grave by nightfall.

From "Between Shades of Gray" by Ruta Sepetys

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.