Synonyms of infection

infection

noun

as in virus

an abnormal state caused by contact with harmful organisms (such as bacteria or viruses)

There is a viral infection spreading among the schoolchildren.

Related Words

• virus
• germ
• disease
• epidemic
• attack
• contagion
• contagious disease
• plague
• contagium
• illness
• bout
• lameness
• fever
• invalidism
• invalidity
• debility
• indisposition
• unsoundness
• pestilence
• spell
• pandemic
• debilitation
• decrepitude
• feebleness
• fit
• sickliness
• malaise
• ailment
• sickishness
• unhealthiness
• dysfunction
• malady
• unwellness
• ill
• bug
• sickness
• disorder
• weakness
• distemper
• pip
• frailty
• pest
• complication
• weakliness
• ail
• upset
• infirmity
• matter
• frailness
• condition
• complaint
• distemperature
• trouble
• affection
• affliction

Dissimilar Words

• fitness
• soundness
• health
• robustness
• hardiness
• wholeness
• shape
• healthiness
• wholesomeness
• heartiness
• wellness
• lustiness
• cure
• antidote
• fettle
• antivenom
• antivenin
• panacea
• elixir
• mithridate
• cure-all

Example Sentences

Recent Examples of infection

But be aware that cyclospora can really stick to some foods, so washing may not eliminate the risk of infection. — Mike Stobbe, Los Angeles Times, 12 July 2026

Complications followed, including a chronic infection, keeping her tethered to the medical system. — Janey Wetzel, PEOPLE, 11 July 2026

Acyclosporiasis outbreak has sickened hundreds, possibly thousands, of Americans with a long-lasting parasitic infection, and dining out presents a unique challenge for people who want to avoid it. — Eduardo Cuevas, USA Today, 11 July 2026

Across all age groups, women who were prescribed vaginal estrogen within two months of infection had lower odds of sepsis, hospitalization and death eight years later. — Helen Carefoot, Flow Space, 10 July 2026