1. past participle of overlay; to have covered or spread over something
Usage: past participle form

Examples

• The ancient city was overlain with centuries of sediment.
• The original paint had been overlain with several new coats.
• Snow had overlain the mountain peaks all winter.
• The fossil was overlain by layers of rock.
• Gold leaf was overlain on the wooden frame.
• The meadow was overlain with morning frost.