Definition of AAO

1. Eye Diseases and Conditions Slideshow Pictures
2. Pink Eye Slideshow Pictures
3. Laser Eye Surgery Slideshow Pictures

AAO: 1. Alert and oriented.
2. American Association of Ophthalmology, a professional organization.
3. American Academy of Otolaryngology, a professional organization.
4. American Association of Orthodontists, a professional organization.
5. Amino acid oxidase, an enzyme.