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presymptomatic

American  
[pree-simp-tuh-mat-ik] / ˌpriˌsɪmp təˈmæt ɪk /

adjective

  1. Medicine/Medical. relating to the early stages of a disease or illness before symptoms appear.

  2. Medicine/Medical. before developing symptoms of an illness or disease.


Other Word Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

New data showing Zolgensma’s substantial benefits for presymptomatic children made the drug cost-effective at prices up to $1.9 million by one benchmark and up to $2.1 million by another, it said.

From Salon Feb. 19, 2025

Stage 3 is roughly equivalent to the current presymptomatic stage known as mild cognitive impairment, while stages 4, 5, and 6 are equivalent to mild, moderate and severe dementia.

From Reuters Jul. 16, 2023

It might be best to promote microglial activation, particularly around amyloid plaques, in the presymptomatic and early symptomatic phases of the illness.

From Scientific American Jul. 26, 2021

“There is ample evidence that presymptomatic people commonly infect others,” wrote Eric Topol in a thread on Twitter parsing the difference between the two terms.

From Slate Jun. 9, 2020

This is not the only study to raise concerns about the large numbers of presymptomatic or asymptomatic infected people.

From Los Angeles Times May 26, 2020

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