Meaning

• An empty space; a vacuum.

  "Nobody has crossed the void since one man died trying three hundred years ago; it's high time we had another go."

• An extended region of space containing no galaxies

• A collection of adjacent vacancies inside a crystal lattice.

• A pocket of vapour inside a fluid flow, created by cavitation.

• An empty space between floors or walls, including false separations and planned gaps between a building and its facade.

Meaning

• To make invalid or worthless.

  "He voided the check and returned it."

• To empty.

  "void one’s bowels"

• To throw or send out; to evacuate; to emit; to discharge.

  "to void excrement"

• To withdraw, depart.

• To remove the contents of; to make or leave vacant or empty; to quit; to leave.

  "to void a table"

Meaning

• Containing nothing; empty; not occupied or filled.

• Having no incumbent; unoccupied; said of offices etc.

• Being without; destitute; devoid.

• Not producing any effect; ineffectual; vain.

• Of no legal force or effect, incapable of confirmation or ratification.

• Containing no immaterial quality; destitute of mind or soul.

• (of a function or method) That does not return a value.