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

Babies who have it typically live only about six months and often die from viral infections. — Brenda Goodman, CNN Money, 4 Sep. 2026

So far, these measures include nationwide HIV screenings before surgeries to flag undetected infections, and a complete ban on certain types of syringes from January, a move that first started after the Larkana outbreak 7 years ago. — Betsy Joles, NPR, 2 Sep. 2026

The virus can also cause numerous complications, including ear infections, diarrhea, lasting immune system damage, hospitalization, pneumonia, encephalitis, pregnancy problems and death. — Finch Walker, USA Today, 2 Sep. 2026

The vaccines don’t block all flu infections but do help prevent the worst outcomes, decreasing older adults’ hospitalizations by 31%, according to the Vaccine Integrity Project, a public health group based at the University of Minnesota. — Lauran Neergaard, Los Angeles Times, 2 Sep. 2026