infected

adjective
in·​fect·​ed | \ in-ˈfek-təd How to pronounce infected (audio) \

Definition of infected

: having an infection : contaminated with an infective agent (such as a bacterium or virus) an infected wound Through a number of different means, these viruses persist at very low, hard-to-detect levels in infected cells.The Journal of the American Medical Association She explains that leptospirosis bacteria are shed in the urine of infected animals.— Tania Banak The fungus produces as many as 1 million conidia per square centimeter of infected leaf surface.— G. B. Lucas

First Known Use of infected

1534, in the meaning defined above

History and Etymology for infected

from past participle of infect

Learn More About infected

Time Traveler for infected

Time Traveler

The first known use of infected was in 1534

See more words from the same year

Dictionary Entries Near infected

infect

infected

infectibility

See More Nearby Entries 

Statistics for infected

Cite this Entry

“Infected.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/infected. Accessed 13 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!