Synonyms 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 synonyms: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"

   Synonyms:
   infective, morbific, pathogenic

   Antonyms:
   nontransmissible, noncommunicable, noncontagious, noninfectious, antiseptic

2. infectiousadjective

   easily spread

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

   Synonyms:
   infective

   Antonyms:
   antiseptic, noninfectious, nontransmissible, noncontagious, noncommunicable

3. infectiousadjective

   of or relating to infection

   "infectious hospital"; "infectious disease"

   Synonyms:
   infective

   Antonyms:
   antiseptic, noncontagious, noninfectious, nontransmissible, noncommunicable

Dictionary of English SynonymesRate these synonyms:1.0 / 1 vote

1. infectiousadjective

   Synonyms:
   contagious, pestilential, pestiferous, catching

2. infectiousadjective

   Synonyms:
   contaminating, corrupting, vitiating, poisoning, defiling

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

1. infectiousadjective

   Synonyms:
   contagious, pestiferous, epidemic, vitiating

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "infectious":

   contagious, infective, communicable, transmissible, infectivity, infection, ferry

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1. Celine Gounder:

   We've been mostly focused on monoclonal antibodies and to some degree, remdesivir and some of the other immunomodulators, but we really need to be thinking about other antivirals, here I am speaking as a member of Infectious Diseases Society of America -- the Infectious Diseases Society of America. Infectious Diseases Society of America still does not recommend the use of monoclonal antibodies, despite emergency use authorization being granted by the FDA.

2. Joy Lawn:

   Both indoor and outdoor air pollution have an important effect on the health and development of children, and not just in the stereotypical 'polluted cities' context but also for very poor rural families who cook indoors, clean water is taken for granted by families in high-income countries, and yet those children in the hottest climates, facing the greatest risks of infectious diseases, are the very ones with least access to clean water.

3. Martin Llewellyn:

   As well as the return of measles and other vaccine-preventable infectious diseases, the continued upsurge in malaria could soon become uncontrollable.

4. Irene Eckstrand:

   Infectious disease models are never going to accurately predict the future, [They] are better at saying 'if we do this, here's the range of things that can happen.'.

5. 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.