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scotopia Definition

sco·to·pia (skə tō′pē ə)

noun

the normal visual perception or vision in dim light or twilight, or at night following dark adaptation, in which the light intensity fails to activate the retinal cones

Etymology: ModL < Gr skotos (see scotophobin) + -opia

scotopia Related Forms
sco·to′·pic (-täp′ik) adjective