Discernible
Part of speech: adjective
Definition: Possible to discern.
Observable
Part of speech: adjective
Definition: Able to be observed.Deserving to be observed.
Part of speech: noun
Definition: Any physical property that can be observed and measured directly and not derived from other properties
Example sentence: The future will be determined in part by happenings that it is impossible to foresee; it will also be influenced by trends that are now existent and observable.