infected.  cf. enfect.-to taint with morbid matter or any pestilential or noxious substance or effluvium by which disease is produced; as, to infect a lancet; to infect an apartment.-to affect with infectious disease; to communicate infection to; as, infected with the plague.-to communicate to or affect with, as qualities or emotions, esp. bad qualities; to corrupt; to contaminate; to taint by the communication of anything noxious or pernicious.-to contaminate with illegality or to expose to penalty.