moon blindness vs night blindness

moon blindness and night blindness both are nouns.

Word	Noun	Adjective	Verb	Adverb
moon blindness	Yes	No	No	No
night blindness	Yes	No	No	No

As nouns, moon blindness and night blindness are synonyms defined as:

moon blindness and night blindness: inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder

Other synonyms of moon blindness include nyctalopia.

moon blindness (noun)	night blindness (noun)
recurrent eye inflammation in horses; sometimes resulting in blindness	inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder
inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder