Synonyms of the word

bombproof

• n. An air-raid shelter, a structure designed to give protection against air raids and bombs.
• adj. Sufficiently strong to resist the effects of a blast from a bomb.

chamber

• n. A room or set of rooms, particularly.
• n. (obsolete) Clipping of chamber pot: a container used for urination and defecation in one's chambers.
• n. (figuratively) The legislature or division of the legislature itself.
• n. Any enclosed space occupying or similar to a room.
• n. (firearms) The area holding the ammunition round at the initiation of its discharge.
• n. (firearms) One of the bullet-holding compartments in the cylinder of a revolver.
• n. (historical) A short piece of ordnance or cannon which stood on its breech without any carriage, formerly…
• v. To enclose in a room.
• v. To reside in or occupy a chamber or chambers.
• v. To place in a chamber, as a round of ammunition.
• v. To create or modify a gun to be a specific caliber.
• v. In martial arts, to prepare an offensive, defensive, or counteroffensive action by drawing a limb or weapon…
• v. (obsolete) To be lascivious.

invulnerable

• adj. Incapable of being injured; not vulnerable.
• adj. Unanswerable; irrefutable.

proof

• n. (countable) An effort, process, or operation designed to establish or discover a fact or truth; an act…
• n. (uncountable) The degree of evidence which convinces the mind of any truth or fact, and produces belief;…
• n. The quality or state of having been proved or tried; firmness or hardness which resists impression, or…
• n. (obsolete) Experience of something.
• n. (uncountable, obsolete) Firmness of mind; stability not to be shaken.
• n. (countable, printing) A proof sheet; a trial impression, as from type, taken for correction or examination.
• n. (countable, logic, mathematics) A sequence of statements consisting of axioms, assumptions, statements…
• n. (countable, mathematics) A process for testing the accuracy of an operation performed. Compare prove,…
• n. (obsolete) Armour of excellent or tried quality, and deemed impenetrable; properly, armour of proof.
• n. (US) A measure of the alcohol content of liquor. Originally, in Britain, 100 proof was defined as 57.1%…
• adj. Used in proving or testing.
• adj. Firm or successful in resisting.
• adj. (of alcoholic liquors) Being of a certain standard as to alcohol content.
• v. (transitive, intransitive, colloquial) To proofread.
• v. (transitive) To make resistant, especially to water.
• v. (transitive, cooking) To allow to rise (of yeast-containing dough).
• v. (transitive, cooking) To test the activeness of (yeast).

shellproof

• adj. Resistant to shelling.