Thayer's Greek Lexicon

 1. relating to the human spirit, or rational soul, as part of the man
which is akin to God and serves as his instrument or organ
  1) that which possesses the nature of the rational soul
2. belonging to a spirit, or a being higher than man but inferior to God
3. belonging to the Divine Spirit
  1) of God the Holy Spirit
  2) one who is filled with and governed by the Spirit of God
4. pertaining to the wind or breath; windy, exposed to the wind, blowing