What does physiological nystagmus mean?
• PHYSIOLOGICAL NYSTAGMUS (noun) The noun PHYSIOLOGICAL NYSTAGMUS has 1 sense: 1. small involuntary tremors of the eyeballs; when it is eliminated by stabilizing the image on the retina, visual perception fades rapidly from fatigue of the retinal receptors Familiarity information: PHYSIOLOGICAL NYSTAGMUS used as a noun is very rare.