[pahy-rok-suh-nahyt, puh-] /paɪˈrɒk səˌnaɪt, pə-/
any rock composed essentially, or in large part, of of any kind.
a very dark coarse-grained ultrabasic rock consisting entirely of pyroxene minerals
[pahy-rok-suh-lin, puh-] /paɪˈrɒk sə lɪn, pə-/ noun 1. a nitrocellulose compound containing fewer nitrate groups than guncotton, used in the manufacture of artificial silk, leather, oilcloth, etc. /paɪˈrɒksɪlɪn/ noun 1. a yellow substance obtained by nitrating cellulose with a mixture of nitric and sulphuric acids; guncotton: used to make collodion, plastics, lacquers, and adhesives pyroxylin […]
[pir-ik] /ˈpɪr ɪk/ Prosody adjective 1. consisting of two short or unaccented syllables. 2. composed of or pertaining to pyrrhics. noun 3. Also called dibrach. a pyrrhic foot. [pir-ik] /ˈpɪr ɪk/ noun 1. an ancient Greek warlike dance in which the motions of actual warfare were imitated. adjective 2. of, relating to, or denoting this […]
noun 1. a victory or goal achieved at too great a cost. noun 1. a victory in which the victor’s losses are as great as those of the defeated Also called Cadmean victory Pyrrhic victory [(peer-ik)] A victory that is accompanied by enormous losses and leaves the winners in as desperate shape as if they […]
adj. 1590s, “pertaining to Pyrrho,” skeptic philosopher of Elis (c.360-c.275 B.C.E.), who held the impossibility of attaining certainty of knowledge. Related: Pyrrhonism; Pyrrhonist.