fixative
noun/ˈfɪksətɪv/
/ˈfɪksətɪv/
[countable, uncountable]- a substance that is used to prevent colours or smells from changing or becoming weaker, for example in photography, art or the making of perfume
- a substance used to preserve biological material, for example before examining it under a microscope
- an alcoholic fixative
- a substance that is used to stick things together or keep things in position
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fixative