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infectious
[in-fek-shuhs]
adjective
communicable by infection, as from one person to another or from one part of the body to another.
infectious diseases.
Synonyms:causing or communicating infection.
tending to spread from one to another.
infectious laughter.
Law.capable of contaminating with illegality; exposing to seizure or forfeiture.
Obsolete.diseased.
infectious
/ ɪˈɛʃə /
adjective
(of a disease) capable of being transmitted Compare contagious
(of a disease) caused by microorganisms, such as bacteria, viruses, or protozoa
causing or transmitting infection
tending or apt to spread, as from one person to another
infectious mirth
international law
tainting or capable of tainting with illegality
rendering liable to seizure or forfeiture
infectious
Capable of causing infection.
See Note at contagious
Other Word Forms
- infectiously adverb
- infectiousness noun
- noninfectious adjective
- noninfectiously adverb
- noninfectiousness noun
- uninfectious adjective
- uninfectiously adverb
- uninfectiousness noun
- ˈڱپdzܲԱ noun
- ˈڱپdzܲ adverb
Word History and Origins
Origin of infectious1
Synonym Study
Example Sentences
“His unparalleled talent, infectious energy, and deep connection to our audience make him the perfect host for this historic celebration.”
This is a sign of good health and "may well be promoting colonisation resistance" so it is harder for new infectious bugs to get in.
Flynn’s infectious enthusiasm made us feel like models or movie stars on a photo shoot.
"As an infectious disease doctor, I see appropriate use as one part - but only one part - of access," says Dr Gaffar.
And indeed, most emerging infectious diseases in humans are zoonotic — meaning they come to us from another animal — and most of them are viruses.
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