dis·​eased | \ di-ˈzēzd How to pronounce diseased (audio) \

Definition of diseased

: affected with or as if with a disease : lacking health or soundness : sickly During a transplant, the surgeon removes the diseased lung (sometimes both) and transplants a lung or lungs from a donor.— Elaine K. Howley Pruning is critical to blueberry productivity. An annual pruning regimen is needed to remove old and diseased canes, encourage strong new canes and increase the harvest.Sequim (Washington) Gazette He said he occasionally has had to put an animal down if it is diseased or severely injured, but often works with animal rehabilitators to rescue others when possible.— Sarah Bowman Sirois believes that the confession from Hernandez, who has since pleaded not guilty, was the product of a diseased mind. Defense lawyers claim he's mentally ill, hears voices, and has rock-bottom intelligence.— Andrea Peyser

First Known Use of diseased

15th century, in the meaning defined above

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The first known use of diseased was in the 15th century

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Cite this Entry

“Diseased.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diseased. Accessed 20 Jan. 2021.

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More Definitions for diseased


dis·​eased | \ -ˈzēzd \

Kids Definition of diseased

: having a sickness

More from Merriam-Webster on diseased

Thesaurus: All synonyms and antonyms for diseased

Nglish: Translation of diseased for Spanish Speakers

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