Lyme disease

American  

[lahym] / laɪm /

noun

Pathology.

1. an acute inflammatory disease caused by a tick-borne spirochete, Borrelia burgdorferi , characterized by recurrent episodes of decreasing severity in which joint swelling, fever, and rash occur, sometimes with cardiac or nervous system complications.

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Lyme disease British  

/ laɪm /

noun

1. a disease of domestic animals and humans, caused by the spirochaete Borrelia burghdorferi and transmitted by ticks, and variously affecting the joints, heart, and brain

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Lyme disease Scientific  

/ līm /

1. A disease caused by the bacterial spirochete Borrelia burgdorferi, transmitted by deer ticks and characterized initially by a bull's-eye-shaped rash followed by flu-like symptoms such as fever, joint pain, and headache. If untreated, it can result in chronic arthritis and neurologic or cardiac dysfunction. It is named after Lyme, Connecticut, where it was first reported.

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Lyme disease Cultural  

1. An infection caused by a bacterium transmitted by the bite of a tick. If untreated, the disease can lead to, among other things, a serious form of chronic arthritis. Lyme disease is most prevalent in the wooded regions of the Northeast and the Middle West.

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Etymology

Origin of Lyme disease

After Lyme, Conn., where it was first described

Example Sentences

Marketers also claim thymosin-alpha, one of the more studied peptides, can help with immune function, Lyme disease and COVID-19.

From Salon • Apr. 4, 2026

They play a vital role in the ecosystem, eating rodents, such as ground squirrels, that often carry diseases such as hantavirus, plague and Lyme disease.

From Los Angeles Times • Apr. 1, 2026

Pfizer and Valneva’s experimental Lyme disease vaccine was over 70% effective in a trial, but findings were inconclusive due to low disease incidence.

From The Wall Street Journal • Mar. 23, 2026

The companies said there are no existing vaccines available against Lyme disease.

From MarketWatch • Mar. 23, 2026

No less arresting is Lyme disease, which comes from the bite of a tiny deer tick.

From "A Walk in the Woods" by Bill Bryson