Synonyms of INDENTATIONS

What is another word for INDENTATIONS
1.

Synonyms of INDENTATIONS

noun - a concave cut into a surface or edge (as in a coastline)

noun - the formation of small pits in a surface as a consequence of corrosion

noun - the space left between the margin and the start of an indented line

noun - the act of cutting into an edge with toothlike notches or angular incisions