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 venture undertaken without regard to possible loss or injury |
an appraisal of the state of affairs | the probability of being exposed to an infectious agent |
a written report of the results of an analysis of the composition of some substance | the probability of becoming infected given that exposure to an infectious agent has occurred |
a substance that is undergoing an analysis of its components | a source of danger; a possibility of incurring loss or misfortune |