Counterterm

1 definition found

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

  Counterterm \Coun"ter*term`\ (-t?rm`), n.
     A term or word which is the opposite of, or antithesis to,
     another; an antonym; -- the opposite of synonym; as, "foe" is
     the counterterm of "friend". --C. J. Smith.
     [1913 Webster]