Thayer's Greek Lexicon

 1. to look upon or after, to inspect, examine with the eyes
  1) in order to see how he is, i.e. to visit, go to see one
1a1. the poor and afflicted, the sick
  2) to look upon in order to help or to benefit
1b1. to look after, have care for, provide for: of God
  3) to look (about) for, look out (one to choose, employ, etc.)