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

Remove Low-Hanging Branches When pruning, also check the plant’s base for any branches touching the soil or that look diseased. — Samantha Johnson, Martha Stewart, 18 July 2026

Remove any twiggy branches that are thinner than a pencil, branches that cross each other, and all dead or diseased branches. — Mary Marlowe Leverette, The Spruce, 16 July 2026

Instead, choose a different spot to plant your tree where nothing diseased has been growing. — Viveka Neveln, Better Homes & Gardens, 14 July 2026

Always start by removing any dead, dying, damaged, or diseased tissue. — Kim Toscano, Southern Living, 11 July 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