Definition that contains night blindness
- a any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
- antiophthalmic factor any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
- axerophthol any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
- vitamin a any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes