This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Not shaded; lacking shade or a shade

Not shaded; not overspread with shade or darkness. Not having shades or gradations of light or color, as a picture.

adj. (of pictures) not having shadow represented

adj. not darkened or dimmed by shade

"Nowadays, the capitol's dingy, unshaded plaza is bare save for a few small rosebushes and some patches of dry grass."

unshadowed   

pink-shaded    fly-specked    low-wattage    suspensor    blown-glass    full-spectrum    100-watt    green-shaded    energy-efficient    ground glass