irrefrangible

[ ir-i-fran-juh-buh l ]
/ ˌɪr ɪˈfræn dʒə bəl /

adjective

not to be broken or violated; inviolable: an irrefrangible rule of etiquette.
incapable of being refracted.

Nearby words

  1. irreducible,
  2. irreducible hernia,
  3. irreflexive,
  4. irreformable,
  5. irrefragable,
  6. irrefutable,
  7. irreg.,
  8. irregardless,
  9. irregular,
  10. irregular astigmatism

Origin of irrefrangible

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

Related formsir·re·fran·gi·bil·i·ty, ir·re·fran·gi·ble·ness, nounir·re·fran·gi·bly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for irrefrangible

irrefrangible

/ (ˌɪrɪˈfrændʒəbəl) /

adjective

not to be broken or transgressed; inviolable
physics incapable of being refracted
Derived Formsirrefrangibility or irrefrangibleness, nounirrefrangibly, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for irrefrangible

irrefrangible

adj.

c.1719, "that cannot be broken," from assimilated form of in- "not, opposite of" (see in- (1)) + refrangible.

Online Etymology Dictionary, © 2010 Douglas Harper