increased pressure in the eyeball due to obstruction of the outflow of aqueous humor; damages the optic disc and impairs vision (sometimes progressing to blindness)
of an obscure nature; "the new insurance policy is written without cryptic or mysterious terms"; "a deep dark secret"; "the inscrutable workings of Providence"; "in its mysterious past it encompasses all the dim origins of life"- Rachel Carson; "rituals totally mystifying to visitors from other lands"
protective covering that protects something from direct sunlight; "they used umbrellas as shades"; "as the sun moved he readjusted the shade"
a representation of the effect of shadows in a picture or drawing (as by shading or darker pigment)
a quality of a given color that differs slightly from a primary color; "after several trials he mixed the shade of pink that she wanted"
a position of relative inferiority; "an achievement that puts everything else in the shade"; "his brother's success left him in the shade"
relative darkness caused by light rays being intercepted by an opaque body; "it is much cooler in the shade"; "there's too much shadiness to take good photographs"
protect from light, heat, or view; "Shade your eyes when you step out into the bright sunlight"