[ fos-feen ]
/ ˈfɒs fin /
a luminous image produced by mechanical stimulation of the retina, as by pressure applied to the eyeball by the finger when the lid is closed.
Words nearby phosphene
Origin of phosphene
1870–75; < French phosphène, irregular < Greek phôs light (contraction of pháos) + phaínein to show, shine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for phosphene
/ (ˈfɒsfiːn) /
the sensation of light caused by pressure on the eyelid of a closed eye or by other mechanical or electrical interference with the visual system
Word Origin for phosphene
C19: from Greek phōs light + phainein to show
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for phosphene
[ fŏs′fēn′ ]
A sensation of light caused by excitation of the retina by mechanical or electrical means rather than by light, as when the eyeballs are pressed through closed lids.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.