1) to make straight, level, plain
2) to lead or guide straight, to keep straight or direct
2a) of the steersman or helmsman of a ship
2b) of a charioteer
Part of Speech: adverb
From G2117; to straighten (level); technically to steer: - governor, make straight.
|b pilot a ship||54.21|
|a make straight||79.89|
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 εὐθύνω; click on the second column to search for that grammatical form of the root εὐθύνω; click on the third column to search for that word and grammatical form; click on the total to search for the root εὐθύνω.