To shelter or screen by intercepting the rays of light;
to keep off illumination from.

To shelter; to cover from injury; to protect; to screen;
to hide; as, to shade one’s eyes.

Shadow.

A minute difference or variation, as of thought, belief,
expression, etc.; also, the quality or degree of anything which is
distinguished from others similar by slight differences; as, the shades
of meaning in synonyms.

The darker portion of a picture; a less illuminated part.
See Def. 1, above.

That which intercepts, or shelters from, light or the direct
rays of the sun; hence, also, that which protects from heat or currents
of air; a screen; protection; shelter; cover; as, a lamp shade.

Darkness; obscurity; – often in the plural.

Comparative obscurity owing to interception or interruption
of the rays of light; partial darkness caused by the intervention of
something between the space contemplated and the source of light.

An obscure place; a spot not exposed to light; hence, a
secluded retreat.

Degree or variation of color, as darker or lighter, stronger
or paler; as, a delicate shade of pink.