a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc. | a hostile meeting of opposing military forces in the course of a war |
an appraisal of the state of affairs | the act of fighting; any contest or struggle |
a written report of the results of an analysis of the composition of some substance | a boxing or wrestling match |
a substance that is undergoing an analysis of its components | an aggressive willingness to compete |
| an intense verbal dispute |