1) to fall on the knees, the act of imploring aid, and of expressing reverence and honour
Part of Speech: verb
Citing in TDNT: 1:738, 126
From a compound of G1119 and the alternate of G4098; to fall on the knee: - bow the knee, kneel down.
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 γονυπετέω; click on the second column to search for that grammatical form of the root γονυπετέω; click on the third column to search for that word and grammatical form; click on the total to search for the root γονυπετέω.