Lexic.us

Definition of Phosphene

1. n. A luminous impression produced through excitation of the retina by some cause other than the impingement upon it of rays of light, as by pressure upon the eyeball when the lids are closed. Cf. After-image.

Definition of Phosphene

1. [n -S]

Medical Definition of Phosphene

1. Visual sensations arising from mechanical stimulation by pressure upon the eyeball when the lids are closed. It can also be produced by electrical stimulation of the eyeball. It is a luminous impression produced through excitation of the retina by some cause other than the impingement upon it of rays of light. Origin: Gr. Light + to show. (20 Sep 2002)

Lexicographical Neighbors of Phosphene

Other Resources: