Appellant (noun)

A person or party who appeals a legal decision or judgment.

Origin:

From middle english, from old french, from latin appellare 'to address, call, appeal'.

Examples:

1. The appellant argued that the lower court's decision was unjust.
2. The court of appeals heard the case brought forth by the appellant.
3. The appellant's counsel presented new evidence to support their case.
4. The appellant has the right to appeal the decision to a higher court.
5. The decision of the appeals court was final and the appellant had no further legal recourse.