1.extremely sacred or inviolable: a sacrosanct chamber in the temple.
2.not to be entered or trespassed upon: She considered her home office sacrosanct.
3.above or beyond criticism, change, or interference: a manuscript deemed sacrosanct.
[Origin: 1595–1605; sacred, saint] —Related forms sac‧ro‧sanc‧ti‧ty, sac‧ro‧sanct‧ness, noun
Dictionary.com Unabridged (v 1.0.1)Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.