Definition of superficial

• being or affecting or concerned with a surface; not deep or penetrating emotionally or intellectually; "superficial similarities"; "a superficial mind"; "his thinking was superficial and fuzzy"; "superficial knowledge"; "the superficial report didnt give the true picture"; "only superficial differences"
• relating to a surface; "superficial measurements"; "the superficial area of the wall"
• of little substance or significance; "a few superficial editorial changes"; "only trivial objections"