1. plural of virulency; the quality or state of being virulent; extreme bitterness or malignancy of temper; poisonous or venomous quality
Usage: formal; rare

Examples

• The virulencies of the political debate shocked even seasoned observers.
• Medical researchers studied the virulencies of different bacterial strains.
• The critic’s review contained unexpected virulencies toward the author’s work.
• Historical accounts describe the virulencies of the plague that swept through Europe.
• The virulencies in his speech revealed deep-seated resentment.