virulent

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virulent

a. (of a microorganism) extremely infective
b. (of a disease) having a rapid course and violent effect
References in periodicals archive ?
The process of weaponizing anthrax bacteria helps ensure that spores do not loose their virulency in light of the many environmental factors that could potentially reduce the potency of the anthrax or kill it outright.
Further mining his own data, Athens moved beyond the typology of violent actors to create a four-stage, developmental pattern of "violentization" in which actors move through four separate and escalating stages:brutalization (in which subjects undergo violent subjugation, personal horrification through viewing others being brutalized and violent coaching); belligerency (in which they resolve to use serious violence only if greatly provoked and think they have a chance of prevailing in a given situation); violent performances (in which subjects intentionally hurt someone and are successful in doing so); and virulency (in which they become arrogant, even boastful, in their violence).