D defs.my
Entry 1 sense Webster, 1913

Counterseal

/(koun`tẽr*sēl")/ · Coun·ter·seal · IPA
01 v. t. To seal or ratify with another or others.
imp. & p. p. Countersealed; p. pr. & vb. n. Countersealing
  1. 1.
    To seal or ratify with another or others.