PERCUSSION n. 3 definitions
The act of tapping or striking the surface of the body in order to learn the condition of the parts beneath by the sound emitted or the sensation imparted to the fingers. Percussion is said to be immediate if the blow is directly upon the body; if some interventing substance, as a pleximeter, is, used, it is called med…
PHASE RULE n.
saturated solution, and vapor, the system is invariant, that is, there is only one set of conditions under which these four phases can exist in equilibrium. If only three phases be considered, the system is univariant, that is, the fixing of one condition, as temperature, determines the others.
PHILISTINISM n.
The condition, character, aims, and habits of the class called Philistines. See Philistine, 3. [Recent] Carlyle. On the side of beauty and taste, vulgarity; on the side of morals and feeling, coarseness; on the side of mind and spirit, unintelligence, -- this is Philistinism. M. Arnold.