Antonyms for Infectious
ɪnˈfɛk ʃəsin·fec·tious

WiktionaryRate these synonyms:2.3 / 10 votes

1. infectiousadjective

   Able to infect others.

   Despite feeling better, the patient is still infectious.

   Synonyms:
   contagious

2. infectiousadjective

   Spreading quickly from one person to another.

   Her enthusiasm for work can be really infectious.

   Synonyms:
   contagious

3. infectiousadjective

   Synonyms:
   catching, contagious

4. infectiousadjective

   Synonyms:
   catchy, contagious

Princeton's WordNetRate these antonyms:5.0 / 1 vote

1. infectious, infectiveadjective

   caused by infection or capable of causing infection

   "viruses and other infective agents"; "a carrier remains infective without himself showing signs of the disease"

   Antonyms:
   nontransmissible, noncommunicable, noncontagious, noninfectious, antiseptic

   Synonyms:
   infective, infectious, morbific, pathogenic

2. infectiousadjective

   easily spread

   "fear is exceedingly infectious; children catch it from their elders"- Bertrand Russell

   Antonyms:
   antiseptic, noninfectious, nontransmissible, noncontagious, noncommunicable

   Synonyms:
   infective

3. infectiousadjective

   of or relating to infection

   "infectious hospital"; "infectious disease"

   Antonyms:
   antiseptic, noncontagious, noninfectious, nontransmissible, noncommunicable

   Synonyms:
   infective

Synonyms, Antonyms & Associated WordsRate these synonyms:1.0 / 2 votes

1. infectiousadjective

   Synonyms:
   contagious, pestiferous, epidemic, vitiating

How to use Infectious in a sentence?

1. Rochelle Walensky:

   It's generally thought that you're most infectious the two days before that day and the two days after that.

2. Samuel Misoi:

   The Public Health Act authorized public health officers to take whatever action they deem necessary -- including detaining infectious patients -- to prevent the spread of disease.

3. Lawrence Corey:

   I don't think in all of history there's ever been an infectious disease that infected more people in such a short time.

4. Thomas Perls:

   In the early 1900s and before, people could count on losing about a quarter of their children to infectious diseases and other public health problems.

5. Lucas Blanton:

   People thought that specializing in infectious diseases would be a waste of time because they would soon be history.

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