irrefrangible

[ ir-i-fran-juh-buhl ]

adjective

1. not to be broken or violated; inviolable:

   an irrefrangible rule of etiquette.

2. incapable of being refracted.

irrefrangible

/ ˌɪrɪˈfrændʒəbəl /

adjective

1. not to be broken or transgressed; inviolable
2. physics incapable of being refracted

Derived Forms

• ˌirreˈfrangibly, adverb
• ˌirreˌfrangiˈbility, noun

Other Words From

• irre·frangi·bili·ty irre·frangi·ble·ness noun
• irre·frangi·bly adverb

Word History and Origins

Origin of irrefrangible¹

First recorded in 1710–20; ir- ² + refrangible

Example Sentences

This inconvertibility of yellow fever with other diseases is absolute, and affords irrefrangible evidence of the specificity of that germ or poisonous principle which produces it.

From Project Gutenberg

Related Words

• compelling
• convincing
• decisive
• indisputable
• irrefutable
• irrevocable
• precise
• unambiguous
• undeniable
• unmistakable