Meaning

• (with "the") Human collective existence; existence in general.

  "There will always be lovers, till the world’s end."

• The Universe.

• (with "the") The Earth.

  "People are dying of starvation all over the world."

• A planet, especially one which is inhabited or inhabitable.

  "Our mission is to travel the galaxy and find new worlds."

• A very large extent of country.

• (speculation) A realm, such as planet, containing one or multiple societies of beings, especially intelligent ones.

  "the world of Narnia; the Wizarding World of Harry Potter; a zombie world"

• An individual or group perspective or social setting.

  "In the world of boxing, good diet is all-important."

• The part of an operating system distributed with the kernel, consisting of the shell and other programs.

• A subdivision of a game, consisting of a series of stages or levels that usually share a similar environment or theme.

  "Have you reached the boss at the end of the ice world?"

• The twenty-second trump or major arcana card of the tarot.

• A great amount.

  "Taking a break from work seems to have done her a world of good."

• Age, era

Meaning

• To consider or cause to be considered from a global perspective; to consider as a global whole, rather than making or focussing on national or other distinctions; compare globalise.

• To make real; to make worldly.