#wrinkle__furrow__crease__crinkle__seam__line  a slight depression in the smoothness of a surface; "his face has many lines"; "ironing gets rid of most wrinkles"
  supertype:  depression.concave_shape__impression__imprint  a concavity in a surface produced by pressing; "he left the impression of his fingers in the soft mud"
  subtype:  crow's_foot  dermatoglyphic  line_of_life  line_of_heart  line_of_fate
  part of:  tegument__skin__cutis__cuti  a natural protective covering of the body; site of the sense of touch; "your skin is the largest organ of your body"
     part of:  integumentary_system__integumentarysystem  the skin and its appendages

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