verb (v)

• to become aware of through the senses(verb.perception)

  Example:
  I could perceive the ship coming over the horizon.
  

  Synonym:
  comprehend
  

  source: wordnet30
• become conscious of(verb.cognition)

  Example:
  She finally perceived the futility of her protest.
  

  source: wordnet30
• To obtain knowledge of through the senses; to receive impressions from by means of the bodily organs; to take cognizance of the existence, character, or identity of, by means of the senses; to see, hear, or feel; as, to perceive a distant ship; to perceive a discord.(verb)

  source: webster1913