Diana = "complete light: flow restrained"
1) Artemis, that is to say the so called Tauric or Persian or Ephesian Artemis, the goddess of many Asiatic people, to be distinguished from the Artemis of the Greeks, the sister of Apollo. A very splendid temple was built to her at Ephesus, which was set on fire by Herostratus and reduced to ashes; but afterwards in the times of Alexander the Great, it was rebuilt in a style of greater magnificence.
Part of Speech: noun proper feminine
Probably from the same as G736; prompt; Artemis, the name of a Grecian goddess borrowed by the Asiatics for one of their deities: - Diana.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root Ἄρτεμις; click on the second column to search for that grammatical form of the root Ἄρτεμις; click on the third column to search for that word and grammatical form; click on the total to search for the root Ἄρτεμις.