1) the name of the subterranean region, doleful and dark, regarded by the ancient Greeks as the abode of the wicked dead, where they suffer punishment for their evil deeds; it answers to Gehenna of the Jews
2) to thrust down to Tartarus, to hold captive in Tartarus
Part of Speech: verb
From Τάρταρος Tartaros (the deepest abyss of Hades); to incarcerate in eternal torment: - cast down to hell.
|cast into hell||1.25|
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 ταρταρόω; click on the second column to search for that grammatical form of the root ταρταρόω; click on the third column to search for that word and grammatical form; click on the total to search for the root ταρταρόω.