Picamar

1 definition found

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

  Picamar \Pic"a*mar`\, n. [L. pix, picis, pitch + amarus bitter.]
     (Chem.)
     An oily liquid hydrocarbon extracted from the creosote of
     beechwood tar. It consists essentially of certain derivatives
     of pyrogallol.
     [1913 Webster]