FAT n.
Work. containing much blank, or its equivalent, and, therefore, profitable to the compositor. Fat acid. (Chem.) See Sebacic acid, under Sebacic. -- Fat series, Fatty series (Chem.), the series of the paraffine hydrocarbons and their derivatives; the marsh gas or methane series. -- Natural fats (Chem.), the group of o…
IMPROVEMENT n.
The act of making profitable use or applicaton of anything, or the state of being profitably employed; a turning to good account; practical application, as of a doctrine, principle, or theory, stated in a discourse. "A good improvement of his reason." S. Clarke. I shall make some improvement of this doctrine. Tillotson…