What is the meaning of shade?

noun

• Relative darkness caused by light rays being intercepted by an opaque body.
  • usage: "it is much cooler in the shade"; "there's too much shadiness to take good photographs"
  • synonyms: shadiness, shadowiness
• A quality of a given color that differs slightly from another color.
  • usage: "after several trials he mixed the shade of pink that she wanted"
  • synonyms: tint, tincture, tone
• Protective covering that protects something from direct sunlight.
  • usage: "they used umbrellas as shades"; "as the sun moved he readjusted the shade"
• A subtle difference in meaning or opinion or attitude.
  • usage: "without understanding the finer nuances you can't enjoy the humor"; "don't argue about shades of meaning"
  • synonyms: nuance, nicety, subtlety, refinement
• A position of relative inferiority.
  • usage: "an achievement that puts everything else in the shade"; "his brother's success left him in the shade"
• A slight amount or degree of difference.
  • usage: "a tad too expensive"; "not a tad of difference"; "the new model is a shade better than the old one"
  • synonyms: tad
• A mental representation of some haunting experience.
  • usage: "he looked like he had seen a ghost"; "it aroused specters from his past"
  • synonyms: ghost, spook, wraith, specter, spectre
• A representation of the effect of shadows in a picture or drawing (as by shading or darker pigment. )

verb

• Cast a shadow over.
  • synonyms: shadow, shade off
• Represent the effect of shade or shadow on.
  • synonyms: fill in
• Protect from light, heat, or view.
  • usage: "Shade your eyes when you step out into the bright sunlight"
• Vary slightly.
  • usage: "shade the meaning"
• Pass from one quality such as color to another by a slight degree.
  • usage: "the butterfly wings shade to yellow"