1) at the same time, at once, together (adverb)
2) together with (preposition)
Part of Speech: see above in Definition
A primary particle; properly at the "same" time, but freely used as a preposition or adverb denoting close association: - also, and, together, with (-al).
|a at the same time||67.34|
|b together with||89.114|
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 ἅμα; click on the second column to search for that grammatical form of the root ἅμα; click on the third column to search for that word and grammatical form; click on the total to search for the root ἅμα.