Augustus

Boyd’s Bible Dictionary:

(venerable). Caius Julius Caesar Octavianus, grandnephew of, and heir to, Julius Caesar. Made first emperor of Rome B. C. 27, with title of Augustus. During his reign Christ was born (Luke 2:1). Died A. D. 14, aged 76 years.

Concise Bible Dictionary:

Title given to the Roman Emperors after Augustus Caesar, named in Luke 2:1. In Acts 25:21,25 the Augustus or Caesar at that time was Nero.

Strong’s Dictionary of Greek Words:

Greek:
Αὐγοῦστος
Transliteration:
Augoustos
Phonic:
ow’-goos-tos
Meaning:
from Latin ("august"); Augustus, a title of the Roman emperor
KJV Usage:
Augustus

Jackson’s Dictionary of Scripture Proper Names:

radiant (in Luke 2:1 only) : venerable

Potts’ Bible Proper Names:

August; eminent; renowned; consecrated; majestic:―first emperor of Rome [CAESAR], Luke 2:1. {Augustus}