The earth with its inhabitants.
The inhabitants of the earth; the human race.
Humankind considered as social beings; human society: turned her back on the world.
People as a whole; the public: The event amazed the world.
A specified part of the earth: the Western World.
A part of the earth and its inhabitants as known at a given period in history: the ancient world.
A realm or domain: the animal world; the world of imagination.
A sphere of human activity or interest: the world of sports.
A class or group of people with common characteristics or pursuits: the scientific world.
A particular way of life: the world of the homeless.
All that relates to or affects the life of a person: He saw his world collapse about him.
Secular life and its concerns: a man of the world.
Human existence; life: brought a child into the world.
A state of existence: the next world.
A large amount; much. Often used in the plural: did her a world of good; candidates that are worlds apart on foreign policy.
A celestial body such as a planet: the possibility of life on other worlds.
Of or relating to the world: a world champion.
Involving or extending throughout the entire world: a world crisis.
for all the world In all respects; precisely: She looked for all the world like a movie star.
in the world Used as an intensive: How in the world did they manage? I never in the world would have guessed.
out of this world Informal Extraordinary; superb: The dinner was out of this world.
the world over Throughout the world: known the world over.
world without end Forever.