Adverb

1. outside, externally
   • 1904: I knew that someone had entered the house cautiously from without. — Arthur Conan Doyle, ‘The Adventure of the Golden Pince-Nez’ (Norton 2005, p.1100)
2. Lacking something.

   Being from a large, poor family, he learned to live without.

Preposition

1. Outside of, beyond

   The snow was swirling without the cottage, but it was warm within.

   Life goes on within you and without you. - George Harrison - Sgt Pepper

2. Not having, containing, characteristic of, etc..

   It was a mistake to leave my house without a coat.

   Life goes on within you and without you. - George Harrison - Sgt Pepper