de·lin·e·ate 
(dĭ-lĭnē-āt′)
(dĭ-lĭnē-āt′)tr.v. de·lin·e·at·ed, de·lin·e·at·ing, de·lin·e·ates
1.
a. To draw or depict: "In black and white wash, he delineated the gnarled roots of a tree" (Sally Holmes Holtze).
b. To describe or characterize in words: "the specter of the bored and isolated housewife, which Friedan delineated so brilliantly" (Mary V. Dearborn).
2.
a. To mark, form, or show the outline or border of: The police delineated the crime scene with yellow tape. A hedge delineates one plot of land from the other.
b. To establish the position of (a border): The treaty delineates the border between Spanish and American territory.
c. To show or contain a distinguishing characteristic of; distinguish: "The first game ... delineated the differences between the two teams" (Stuart Miller).
[Latin dēlīneāre, dēlīneāt- : dē-, de- + līnea, line, thread; see LINE1.]
de·lin′e·ation n.
de·line·a′tive adj.
de·line·a′tor n.