Webster's Revised Unabridged Dictionary · 1913

Rejoinder

Rejoinder (-d?r) , noun

[From French rejoindre, inf., to join again. See Rejoin.]

1.
An answer to a reply; or, in general, an answer or reply.
2.
(Law) The defendant's answer to the plaintiff's replication.

Rejoinder , intransitive verb

To make a rejoinder. [Archaic]