[ in-fran-juh-buh l ]
/ ɪnˈfræn dʒə bəl /


that cannot be broken or separated; unbreakable: infrangible moral strength.
that cannot be infringed or violated; inviolable: an infrangible rule.


Discover The Influence Of Portuguese On English Via This Quiz!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?

Origin of infrangible

From the Late Latin word infrangibilis, dating back to 1590–1600. See in-3, frangible

OTHER WORDS FROM infrangible

in·fran·gi·bil·i·ty, in·fran·gi·ble·ness, nounin·fran·gi·bly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for infrangible

British Dictionary definitions for infrangible

/ (ɪnˈfrændʒɪbəl) /


incapable of being broken
not capable of being violated or infringed

Derived forms of infrangible

infrangibility or infrangibleness, nouninfrangibly, adverb

Word Origin for infrangible

C16: from Late Latin infrangibilis, from Latin in- 1 + frangere to break
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