1) from this place, hence
2) on the one side and on the other, on each side
Part of Speech: adverb
From the same as G1759; hence (literally or figuratively); (repeated) on both sides: - (from) hence, on either side.
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 ἔνθεν; click on the second column to search for that grammatical form of the root ἔνθεν; click on the third column to search for that word and grammatical form; click on the total to search for the root ἔνθεν.