1) expectation of evil, fear
2) expectation of good, hope
2a) in the Christian sense
2a1) joyful and confident expectation of eternal salvation
3) on hope, in hope, having hope
3a) the author of hope, or he who is its foundation
3b) the thing hoped for
Part of Speech: noun feminine
Citing in TDNT: 2:517, 229
Fromἔλπω elpô which is a primary word (to anticipate, usually with pleasure); expectation (abstract or concrete) or confidence: - faith, hope.
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 ἑλπίς; click on the second column to search for that grammatical form of the root ἑλπίς; click on the third column to search for that word and grammatical form; click on the total to search for the root ἑλπίς.