1. plural of glair; the clear, viscous substance found in egg whites, used in art, bookbinding, and other applications
Usage: technical; often used in historical art and conservation contexts

Examples

• Medieval illuminators used glairs to create a glossy finish on their manuscripts.
• The conservator applied glairs to strengthen the binding of the antique book.
• Artists mixed glairs with pigments to produce a durable tempera paint.
• The recipe called for separating the glairs from the yolks before whisking.
• Glairs were a common adhesive in bookbinding workshops during the Renaissance.