prospectivity noun3 •The state of being prospective rather than retrospective.Four properties that stand out as descriptive of behavior at its own level are agency, prospectivity, the search for order in the world, and flexibility. — 2000 •The quality of being or having a likely location in which to prospect for minerals.A further ramification of the regional observations concems diamond prospectivity. — 2006 •A projective relationship between a line and itself by projecting onto an intersecting line from a point on another line that intersects at the same point, and then back on to the first line from a different point on the first intersecting line. formsprospectivities