1–3 outer cell layer(s) of an ovule that enclose the nucellus.
In botany, one or sometimes two outer layers of the ovule, which develop into the seed coat.
A covering layer, e.g. the skin.
The skin; comprised of all layers: the epidermis, dermis, and corium.
Another name for skin. The term is also used for a layer or membrane surrounding any of the body’s organs.
A protective layer, commonly referred to as the skin, serves as the covering for the human body in medical terms. The skin is also recognized as the integumentary system.
A protective layer, typically referring to the outermost covering of the body, which is the skin in most cases.