A small plastic sphere floated in large numbers on top of a reservoir, pool, etc. to slow evaporation, block sunlight, or deter birds from landing.

plural of shade ball

(archaic) A tint measured from 0 to 10 on a scale for comparing different varieties of coal according to the amount of unburnt carbon in their smoke.

In an auction, the practice of bidding less than what one believes the goods are worth.

A bracket attached to a wall, bearing a candle or lamp protected by a candle-shade.

(historical) The oldest form of candle-shade, consisting of a tall glass cylinder which stood on a table, the candlestick and candle being placed bodily within it.

plural of shade cloth

Alternative form of lampshade

Alternative spelling of eyeshade

(art) A shading technique where shadow is added toward the edges of objects in a scene, irrespective of the light source.