Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
tr.v. in·fect·ed, in·fect·ing, in·fects
1. To invade and proliferate in, often resulting in disease. Used of microorganisms or other infectious agents: people who were infected with salmonella.
2. To cause the invasion of (a cell, for example) with a microorganism or other infectious agent: The researchers infected the bacteria with a virus.
3. To transmit a pathogen or disease to: The sick child infected the entire class.
4. To contaminate with a pathogenic microorganism or agent: Cholera infected the water supply.
5. Computers To become transmitted to and copied on (a hard drive, for example). Used of a virus or other harmful software.
6. To affect by transmission or be communicated to. Used of an idea, emotion, or attitude: "His fear infected me, and ... I followed as fast as I could" (W.H. Hudson).
1. (Medicine) having a communicable disease
2. (Medicine) contaminated with pathogenic microorganisms
3. (Medicine) used to describe a place where pathogenic microorganisms are causing a disease to spread among people, animals, or plants
Switch to new thesaurus
|Adj.||1.||infected - containing or resulting from disease-causing organisms; "a septic sore throat"; "a septic environment"; "septic sewage"|
unhealthful - detrimental to good health; "unhealthful air pollution"; "unhealthful conditions in old apartments with peeling lead-based paint"
germy - full of germs or pathological microorganisms; "the water in New York harbor is oily and dirty and germy"
a., pp. infectado-a; contaminado-a.