Noun has 3 senses

• aggressiveness(n = noun.attribute) - the quality of being bold and enterprising;


Derived form adjective aggressive₁

• aggressiveness(n = noun.feeling) aggression - a feeling of hostility that arouses thoughts of attack;


• aggressiveness(n = noun.attribute) belligerence, pugnacity - a natural disposition to be hostile;


Derived form adjective aggressive₃