Word of the day

Phosphene –  a ring or spot of light produced by pressure on the eyeball or direct stimulation of the visual system other than by light; a sensation of light caused by excitation of the retina by mechanical or electrical means rather than by light; an impression of light that occurs without light entering the eye.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: