An abnormal fear of darkness.
Such a fear includes not going out at night, increased anxiety as evening approaches, not wanting to look out at the darkness by closing the window shades to avoid looking out, avoidance of looking into dark rooms, and always having some kind of light available.
On the other hand, many agoraphobics seem to feel more comfortable in the dark than in the light.
1. A genus of water molds included in the class Oomycetes.
2. A genus of fungus-like organisms of the order Saprolegniales, which form molds on certain fish and insects.
1. A minimal corneal opacity.
2. The mist that comes over the eyes of someone who is fainting or dying.