showing malicious ill will and a desire to hurt; motivated by spite; "a despiteful fiend"; "a truly spiteful child"; "a vindictive man will look for occasions for resentment"
disposed to seek revenge or intended for revenge; "more vindictive than jealous love"- Shakespeare; "punishments essentially vindictive in their nature"- M R Cohen
disapproval If you say that someone is vindictive, you are critical of them because they deliberately try to upset or cause trouble for someone who they think has done them harm. a vindictive woman desperate for revenge against the man who loved and left her. + vindictiveness vin·dic·tive·ness a dishonest person who is operating completely out of vindictiveness. unreasonably cruel and unfair towards someone who has harmed you (vindicta , from vindicare; VINDICATE)
A straight, horizontal mark placed over two or more members of a compound quantity, which are to be subjected to the same operation, as in the expression x2 + y2 - x + y