contouring

Noun

 * 1) the construction of contour lines through a matrix of points each having a known value of some variable
 * 2) a technique in makeup using blush and bronzing powder to define contours on the face
 * 3) the building up of muscles with exercise
 * 4) walking along contour lines, usually to save energy or simplify navigation
 * 1) walking along contour lines, usually to save energy or simplify navigation