festschrift; commemorative essay collection
A collection of academic essays published to honor a scholar, often on a milestone birthday or retirement. The term is formal and primarily used in academic contexts.
A festschrift was published to commemorate the professor's retirement.
Prominent researchers have contributed to this commemorative essay collection.
Compound of 記念 (commemoration) + 論文集 (collection of essays). The term is a direct calque from German 'Festschrift'.