51Թ

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View synonyms for

infectious

[in-fek-shuhs]

adjective

  1. communicable by infection, as from one person to another or from one part of the body to another.

    infectious diseases.

    Synonyms:
  2. causing or communicating infection.

  3. tending to spread from one to another.

    infectious laughter.

  4. Law.capable of contaminating with illegality; exposing to seizure or forfeiture.

  5. Obsolete.diseased.



infectious

/ ɪˈɛʃə /

adjective

  1. (of a disease) capable of being transmitted Compare contagious

  2. (of a disease) caused by microorganisms, such as bacteria, viruses, or protozoa

  3. causing or transmitting infection

  4. tending or apt to spread, as from one person to another

    infectious mirth

  5. international law

    1. tainting or capable of tainting with illegality

    2. rendering liable to seizure or forfeiture

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

infectious

  1. Capable of causing infection.

  2. See Note at contagious

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Other 51Թ Forms

  • infectiously adverb
  • infectiousness noun
  • noninfectious adjective
  • noninfectiously adverb
  • noninfectiousness noun
  • uninfectious adjective
  • uninfectiously adverb
  • uninfectiousness noun
  • ˈڱ𳦳پdzܲԱ noun
  • ˈڱ𳦳پdzܲ adverb
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51Թ History and Origins

Origin of infectious1

First recorded in 1535–45; infect(ion) + -ious
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Synonym Study

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Example Sentences

Examples have not been reviewed.

Let’s continue to fan that spark into a flame that fills everything we do with infectious delight.”

From

Maldonado, a professor in pediatric infectious diseases and epidemiology, was one of the fired vaccine advisors.

From

“His unparalleled talent, infectious energy, and deep connection to our audience make him the perfect host for this historic celebration.”

From

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.

From

Flynn’s infectious enthusiasm made us feel like models or movie stars on a photo shoot.

From

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infectioninfectious anemia of horses