One entry found for observation.
Main Entry: ob·ser·va·tion
Pronunciation: äb-sr-v-shn, -zr-
Function: noun 1: an act or an instance of observing a custom, rule, or law 2: an act or the power of seeing or fixing the mind upon something 3: an act of gathering information (as for scientific studies) by noting facts or occurrences <weather observations> 4: an opinion formed or expressed after observing 5: the state of being observed <was in the hospital for observation> synonym see REMARK - ob·ser·va·tion·al /-shnl, -shn-l/ adjective