what is solution a
soÂ·luÂ·tion. 1. Chemistry A mixture in which particles of one or more substances are distributed uniformly throughout another substance, so that the mixture is homogeneous at the molecular or ionic level. The particles in a solution are smaller than those in either a colloid or a suspension.olution-a method for solving a problem; the easy solution is to look it up in the handbook. method-a way of doing something, especially a systematic way; implies an orderly logical arrangement (usually in steps).