(organic chemistry) The indole quinone 2,3-dihydro-1H-indole-5,6-dione

(pathology) A noninflammatory disease of the choroid and retina of the eye.

(astronomy) Initialism of American Association of Variable Star Observers.

Alternative form of grill (only in the senses of grating over opening, grating on the front of a vehicle, and window divider)