1. in a manner that cannot be broken, violated, or infringed; inviolably
Usage: formal; rare

Examples

• The treaty was infrangibly binding on all signatory nations.
• Her commitment to the principles was infrangibly steadfast.
• The law stood infrangibly against all attempts at circumvention.
• They held infrangibly to their moral convictions despite pressure.
• The agreement was infrangibly established in writing and witnessed by all parties.