Definition of "Infection" :
noun: (international law) illegality that taints or contaminates a ship or cargo rendering it liable to seizure
noun: moral corruption or contamination
"Ambitious men are led astray by an infection that is almost unavoidable."
noun: the communication of an attitude or emotional state among a number of people
"The infection of his enthusiasm for poetry."
noun: an incident in which an infectious disease is transmitted
noun: (medicine) the invasion of the body by pathogenic microorganisms and their multiplication which can lead to tissue damage and disease
noun: (phonetics) the alteration of a speech sound under the influence of a neighboring sound
noun: the pathological state resulting from the invasion of the body by pathogenic microorganisms