acutance
nounUK /əˈkjuːt(ə)n(t)s/ · US /əˈkjutn̩(t)s/
Etymology From acute (“intense, sensitive, sharp”, adjective) + -ance (suffix forming nouns indicating conditions or states).
1
Arts, Hobbies, Lifestyle, Photography Edge contrast or sharpness in an image; also, a measure of this.
2
Arts, Hobbies, Lifestyle, Photography An instance of the edge contrast or sharpness in an image.