touchstone

Sinhala Dictionary definitions for touchstone

touchstone 🔊 /tʌˈʧstowˌn/

touchstone : නහස්නා පහන

touchstone : උරගල

touchstone definition

Noun.

  1. Lydian stone; basanite; -- so called because used to test the purity of gold and silver by the streak which is left upon the stone when it is rubbed by the metal. See Basanite.
  2. Any test or criterion by which the qualities of a thing are tried.