Pyroacetic

Pyr`o`a`ce´tic


a.1.(Chem.) Pertaining to, and designating, a substance (acetone) obtained by the distillation of the acetates. It is now called also pyroacetic ether, and formerly was called pyroacetic spirit.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.