1) of or belonging to the world
1a) relating to the universe
1c) worldly, i.e. having the character of this present corrupt age
Part of Speech: adjective
Citing in TDNT: 3:897, 459
From G2889 (in its secondary sense); terrene ("cosmic"), literally (mundane) or figuratively (corrupt): - worldly.
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 κοσμικός; click on the second column to search for that grammatical form of the root κοσμικός; click on the third column to search for that word and grammatical form; click on the total to search for the root κοσμικός.