rejoinder

Short definition from Wiktionary

Noun

1. 1
   The defendant's answer to the replication.
2. 2
   A response that answers another response.
3. 3
   A quick response that involves disagreement or is witty, especially an answer to a question.
4. 4
   Re-insertion, typically after allowance of a patent application, of patent claims that had been withdrawn from examination under a restriction requirement.

Verb

1. 1
   To issue a rejoinder.
2. 2
   To say as a rejoinder.