diseased

adjective

dis·​eased di-ˈzēzd 

: 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

Examples of diseased in a Sentence

Recent Examples on the Web

And recent data from a trial that Cherney is involved in, called REMODEL, show that semaglutide reduces damage to kidney blood vessel linings, decreases the activity of natural killer cells (white blood cells that destroy diseased cells), and increases fat loss from stores surrounding the kidneys. —Tara Haelle, Scientific American, 17 Mar. 2026

However, dead and diseased branches can be removed any time of year. —Barbara Gillette, The Spruce, 16 Mar. 2026

Start by cutting off any branches that are diseased, dead, or broken, as well as those that are crossing and rubbing against each other. —Sj McShane, Martha Stewart, 12 Mar. 2026

Healthy plants are key to successful propagation; avoid diseased or stressed plants. —Derek Carwood, Better Homes & Gardens, 10 Mar. 2026

Word History

First Known Use

15th century, in the meaning defined above

Rhymes for diseased

• appeased
• displeased
• breezed
• eased
• pleased
• seized
• sneezed
• squeezed
• teased
• wheezed