What is to graft by uniting, as a scion, to a stock, without separating either from its root before the union is complete; -- also called to graft by approach. P. Miler called?

inarch — To graft by uniting, as a scion, to a stock, without separating either from its root before the union is complete; -- also called to graft by approach. P. Miler. (Webster's 1913.)