Defining the term – a word signifying, both in the Hebrew and Greek, a “messenger,” and hence employed to denote any agent God sends forth to execute his purposes. It is used of an ordinary messenger ( Job 1:14 : 1 Samuel 11:3 ; Luke 7:24 ; 9:52 ), of prophets ( Isaiah 42:19 ; Haggai 1:13 ), of priests ( Malachi 2:7 ), and ministers of the New Testament (Revelation 1:20 ). [read more] 
Angelology – In the study of the Doctrine of Angels we shall divide the subjects into three divisions, namely; Good Angels, Fallen Angels and Demons. [Full Article]
Hebrew definition: 
Greek Definition [Click on image for larger view] 
Angels (Dictionary Definition)
- A typically benevolent celestial being that acts as an intermediary between heaven and earth, especially in Christianity, Judaism, Islam, and Zoroastrianism.
- A representation of such a being, especially in Christianity, conventionally in the image of a human figure with a halo and wings.
- angels Christianity The last of the nine orders of angels in medieval angelology. From the highest to the lowest in rank, the orders are: seraphim, cherubim, thrones, dominations or dominions, virtues, powers, principalities, archangels, and angels.
- A guardian spirit or guiding influence.
a. A kind and lovable person.
b. One who manifests goodness, purity, and selflessness.
- A financial backer of an enterprise, especially a dramatic production or a political campaign.
1.) Angels: “Ministering Spirits”
2.) Angelology: Angels
3.) Survey of Bible Doctrine: Angels, Satan, Demons
4.) Higher Than the Angels (Hebrews 1:4-14)
5.) The “Angel of the Lord”
6.) What is Angelology?
7.) The truth about angelic beings – What does the Bible really teach about angels?
8.) Origin and Background of the Angels and Demons
- Easton, Matthew George. “Entry for Angel”. “Easton’s Bible Dictionary”.
- Strong’s Hebrew
- Strong’s Greek
- American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.