Word Study
infect |
infected |
infecter |
infectible |
infection |
infectious
| infectious agent
| infectious disease
| infectious hepatitis
| infectious mononucleosis
| infectious polyneuritis
HYPHEN
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WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
THESAURUS
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infectious
WORDNET DICTIONARY
Adjective infectious has 3 senses
- infectious(s = adj.all) infective - caused by infection or capable of causing infection; "viruses and other infective agents"; "a carrier remains infective without himself showing signs of the disease" Derived form noun infection1
- infectious(a = adj.all) Array - easily spread; "fear is exceedingly infectious; children catch it from their elders" Derived form noun infection5
- infectious(a = adj.pert) Array - of or relating to infection; "infectious hospital"; "infectious disease" Derived forms noun infection3, noun infection1
Antonym: noninfectious
CIDE DICTIONARY
infectious, a. [Cf. F. infectieux.].
- Having qualities that may infect; communicable or caused by infection; pestilential; epidemic; as, an infectious fever; infectious clothing; infectious water; infectious vices. [1913 Webster]"Where the infectious pestilence." [1913 Webster]
- Corrupting, or tending to corrupt or contaminate; vitiating; demoralizing. [1913 Webster]"It [the court] is necessary for the polishing of manners . . . but it is infectious even to the best morals to live always in it." [1913 Webster]
- Contaminating with illegality; exposing to seizure and forfeiture. [1913 Webster]"Contraband articles are said to be of an infectious nature." [1913 Webster]
- Capable of being easily diffused or spread; sympathetic; readily communicated; as, infectious mirth. [1913 Webster]"The laughter was so genuine as to be infectious."
Syn. -- See Contagious.
OXFORD DICTIONARY
infectious, adj.
1 infecting with disease.
2 (of a disease) liable to be transmitted by air, water, etc.
3 (of emotions etc.) apt to spread; quickly affecting others.
1 infecting with disease.
2 (of a disease) liable to be transmitted by air, water, etc.
3 (of emotions etc.) apt to spread; quickly affecting others.
Derivative
infectiously adv. infectiousness n.
THESAURUS
infectious
catching, communicable, contagious, deadly, destructive, endemic, envenomed, epidemial, epidemic, epiphytotic, epizootic, infective, inoculable, irresistible, malign, malignant, mephitic, miasmal, miasmatic, miasmic, noxious, pandemic, pestiferous, pestilent, pestilential, poisonous, sporadic, spreading, sympathetic, taking, toxic, toxicant, toxiferous, transmissible, venenate, veneniferous, venenous, venomous, virulent, zymoticROGET THESAURUS
infectious
Insalubrity
N insalubrity, unhealthiness, nonnaturals, plague spot, malaria, death in the pot, contagion, toxicity, insalubrious, unhealthy, unwholesome, noxious, noisome, morbific, morbiferous, mephitic, septic, azotic, deleterious, pestilent, pestiferous, pestilential, virulent, venomous, envenomed, poisonous, toxic, toxiferous, teratogenic, narcotic, contagious, infectious, catching, taking, epidemic, zymotic, epizootic, innutritious, indigestible, ungenial, uncongenial, deadly.
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