Related topics: Painting and drawing, Photography
fix·a·tive /ˈfɪksətɪv/ noun [countableC, uncountableU] 1. STICKa substance used to stick things together or to hold things such as false teeth in place 固定剂
2. AVPTCPa chemical used on a painting or photograph so that the colours do not change 定色剂,定影剂