Having a faculty, or faculties, of sensation and perception. Specif. (Physiol.), especially sensitive; as, the sentient extremities of nerves, which terminate in the various organs or tissues.(adjective)
source: webster1913
noun (n)
One who has the faculty of perception; a sentient being.(noun)
source: webster1913
adjective satellite (s)
consciously perceiving(adj.all)
Example: Sentient of the intolerable load.
A boy so sentient of his surroundings.