vbl. sb. [f. as prec. + -ING1.] The action of the verb COUNTERCHANGE; spec. in Her. (see prec.).
1586. Ferne, Blaz. Gentrie, II. 105. An impaling of the armes of this lady with the Kings, with a counterchanging of them, by the fesse or vmbilique point of the sheeld.
1610. Guillim, Heraldry, V. ii. (1660), 365. Counterchanging or Transmutation is an intermixture of severall Metalls or colours both in field and charge occasioned by the opposition of some one or more lines of partition.
1881. Athenæum, 16 April, 531/3. We know no other [instance] where double counterchanging has been effected.