1.Definition: a concave cut into a surface or edge (as in a coastline)

Related Noun(s):indenture

Category: General

2.Definition: the act of cutting into an edge with toothlike notches or angular incisions

Category: General

3.Definition: the formation of small pits in a surface as a consequence of corrosion

Related Noun(s):roughness

Category: General

4.Definition: the space left between the margin and the start of an indented line

Related Noun(s):indent, indention, indenture

Category: General