Definitions

1. adjective

having a mocking or scornful tone or attitude, often in a way that is considered humorously or ironically exaggerated.

“He responded to the news with a sardonical comment, saying ‘what a surprise’”

2. noun

a style of humor or writing that is characterized by irony, sarcasm, or mocking tone, often in a humorous or ironic way.

“The comedian’s sardonical routine about politics was a hit with the audience”