EMPAN'NEL, noun [Eng. pane, a square. See Pane and Pannel.] A list of jurors; a small piece of paper or parchment containing the names of the jurors summoned by the sheriff. It is now written pannel, which see. EMPAN'NEL, verb transitive To form a list of jurors. It is now written impannel, which see.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI