Having the strength to withstand attack.

synonym: impregnability.

Roget 664: safety, security, surety, impregnability; invulnerability, invulnerableness etc. adj.; danger past, danger over; storm blown over; coast clear; escape etc. 671; means of escape; blow valve, safety valve, release valve, sniffing valve; safeguard, palladium.    guardianship, wardship, wardenship; tutelage, custody, safekeeping; preservation etc. 670; protection, auspices.    safe-conduct, escort, convoy; guard, shield etc. (defense) 717; guardian angel; tutelary god, tutelary deity, tutelary saint; genius loci.    protector, guardian; warden, warder; preserver, custodian, duenna [Sp.], chaperon, third person.    watchdog, bandog^†; Cerberus; watchman, patrolman, policeman; cop [Slang], dick [Slang], fuzz [Slang], smokey [Slang], peeler [Slang], zarp [Slang]; sentinel, sentry, scout etc. (warning) 668; garrison; guardship^†.    [Means of safety] refuge &c., anchor etc. 666; precaution etc. (preparation) 673; quarantine, cordon sanitaire [Fr.].    [Sense of security]. confidence etc. 858 ... show more

Dutch: onkwetsbaarheid

The property of being invulnerable; the property of being incapable of being hurt (physically or emotionally).