Cadrans

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Cadrans \Cad"rans\, n. [Cf. F. cadran. Cf. {Quadrant}.]
     An instrument with a graduated disk by means of which the
     angles of gems are measured in the process of cutting and
     polishing.
     [1913 Webster]