Jericho = "place of fragrance"
1) a noted city, abounding in balsam, honey, cyprus, myrobalanus, roses and other fragrant products. It was near the north shore of the Dead Sea in the tribe of Benjamin, between Jerusalem and the Jordan River
Part of Speech: noun proper locative
Of Hebrew origin [H3405]; Jericho, a place in Palestine: - Jericho.
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 Ἰεριχώ; click on the second column to search for that grammatical form of the root Ἰεριχώ; click on the third column to search for that word and grammatical form; click on the total to search for the root Ἰεριχώ.