'Lǐguān' literally combines 'lǐ' (ritual, ceremony, propriety) and 'guān' (cap, headdress), referring specifically to a formal headpiece worn during traditional Chinese ceremonial occasions—especially rites such as the Guan Li (capping ceremony), ancestral worship, or imperial court rituals. Unlike everyday hats, the lǐguān carries symbolic weight, signifying adulthood, social rank, moral cultivation, and respect for tradition.

This term appears primarily in historical, literary, or cultural contexts—not in modern daily speech. It evokes Confucian ideals of ritual propriety and is often discussed in relation to classical rites described in texts like the Liji (Book of Rites). The design, material, and ornamentation of a lǐguān varied by era and wearer’s status: scholars wore black silk caps with jade pendants, while nobles used more elaborate versions with gold or phoenix motifs.