ἄγγελος/aggelos

This word is a type of person. It is a noun.

This word means a person whom someone has sent.
- This can be a messenger. That is, a person who delivers messages. God or another person can send a messenger.
- This can be an angel. Angels deliver messages from God or do things for God. God sends angels.
- This can be a demon. A demon is an angel who does not obey God.
- Some scholars think that in Revelation 2-3 this word means the leader of a group of Christians.