The noun world has 8 senses (first 7 from tagged texts)
1. (232) universe, existence, creation, world, cosmos, macrocosm -- (everything that exists anywhere; "they study the evolution of the universe"; "the biggest tree in existence")
2. (156) world, reality -- (all of your experiences that determine how things appear to you; "his world was shattered"; "we live in different worlds"; "for them demons were as much a part of reality as trees were")
3. (144) world, domain -- (people in general; especially a distinctive group of people with some shared interest; "the Western world")
4. (116) Earth, world, globe -- (the 3rd planet from the sun; the planet we live on; "the Earth moves around the sun"; "he sailed around the world")
5. (56) worldly concern, earthly concern, world, earth -- (the concerns of this life as distinguished from heaven and the afterlife; "they consider the church to be independent of the world")
6. (42) world -- (a part of the earth that can be considered separately; "the outdoor world"; "the world of insects")
7. (28) populace, public, world -- (people in general considered as a whole; "he is a hero in the eyes of the public")
8. world, human race, humanity, humankind, human beings, humans, mankind, man -- (all of the living human inhabitants of the earth; "all the world loves a lover"; "she always used `humankind' because `mankind' seemed to slight the women")
Overview of adj world
The adj world has 1 sense (first 1 from tagged texts)
1. (1) global, planetary, world, worldwide, world-wide -- (involving the entire earth; not limited or provincial in scope; "global war"; "global monetary policy"; "neither national nor continental but planetary"; "a world crisis"; "of worldwide significance")