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infarct
infarction
infatuate
infatuation
infauna
infeasible
infect
infection
infectious
infectious hepatitis
infectious mononucleosis
infective
infelicitous
infelicity
infer
inference
inferior
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infectious

in·fec·tious [ in fékshəss ]


adjective 
Definition:
 
1. communicable: describes a disease that is capable of being passed from one person to another

2. caused by bacteria: caused by bacteria, viruses, or other microorganisms

3. causing infection: bringing about infection

4. affecting feelings of others: capable of affecting the emotions and attitudes of others
an infectious laugh


in·fec·tious·ly adverb
in·fec·tious·ness noun
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