1) excitement of mind, ardour, fervour of spirit
1a) zeal, ardour in embracing, pursuing, defending anything
1a1) zeal in behalf of, for a person or thing
1a2) the fierceness of indignation, punitive zeal
1b) an envious and contentious rivalry, jealousy
Part of Speech: noun masculine or neuter
Citing in TDNT: 2:877, 297
From G2204; properly heat, that is, (figuratively) "zeal" (in a favorable sense, ardor; in an unfavorable one, jealousy, as of a husband [figuratively of God], or an enemy, malice): - emulation, envy (-ing), fervent mind, indignation, jealousy, zeal.
|a earnest concern||25.46|
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 ζῆλος; click on the second column to search for that grammatical form of the root ζῆλος; click on the third column to search for that word and grammatical form; click on the total to search for the root ζῆλος.