v. t. & i. [ imp. & p. p. Re-formed p. pr. & vb. n. Re-forming. ] To give a new form to; to form anew; to take form again, or to take a new form; as, to re-form the line after a charge. [ 1913 Webster ]
n. The act of forming anew; a second forming in order; as, the reformation of a column of troops into a hollow square. [ 1913 Webster ]