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infantry
infantryman
infarct
infarction
infatuate
infatuation
infauna
infeasible
infect
infection
infectious
infectious hepatitis
infectious mononucleosis
infective
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infelicity
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infect

in·fect [ in fékt ] (past and past participle in·fect·ed, present participle in·fect·ing, 3rd person present singular in·fects)


transitive verb 
Definition:
 
1. cause infection in somebody: to contaminate a person, animal, or organ with a disease-producing agent

2. cause somebody to have communicable disease: to give a person or animal a communicable disease

3. enter person or animal: to invade and live in the body of a person or animal ( refers to microorganisms or endoparasites )

4. affect somebody or something adversely: to corrupt or adversely affect somebody or something

5. influence somebody's feelings: to communicate an emotion such as enthusiasm or fear to somebody

6. comput contaminate computer: to copy to a computer system a computer virus that is capable of damaging the system's programs or data

[14th century. < Latin infect-, past participle of inficere "stain," literally "dip in" < facere "do"]

in·fect·ed adjective
in·fec·tor noun
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