Tex. R. App. P. 3.1

As amended through May 28, 2024
Rule 3.1 - Definitions
(a)Appellant means a party taking an appeal to an appellate court.
(b)Appellate court means the courts of appeals, the Court of Criminal Appeals, and the Supreme Court.
(c)Appellee means a party adverse to an appellant.
(d)Applicant means a person seeking relief by a habeas corpus in a criminal case;
(e)Petitioner means a party petitioning the Supreme Court or the Court of Criminal Appeals for review.
(f)Relator means a person seeking relief in an original proceeding in an appellate court other than by habeas corpus in a criminal case.
(g)Reporter or court reporter means the court reporter or court recorder.
(h)Respondent means:
(1) a party adverse to a petitioner in the Supreme Court or the Court of Criminal Appeals; or
(2) a party against whom relief is sought in an original proceeding in an appellate court.

Tex. R. App. P. 3.1