- The act of indenting or state of being indented. - A notch or recess, in the margin or border of
anything; as, the indentations of a leaf, of the coast, etc. - A recess or sharp depression in any surface. - The act of beginning a line or series of lines at a
little distance within the flush line of the column or page, as in the
common way of beginning the first line of a paragraph. - The measure of the distance; as, an indentation of one
em, or of two ems.