or dis·cern·a·ble

[dih-sur-nuh-buh l, -zur-]


capable of being discerned; distinguishable.

Origin of discernible

1555–65; < Latin discernibilis (see discern, -ible); replacing earlier discernable < Middle French, equivalent to discern(er) to discern + -able -able
Related formsdis·cern·i·ble·ness, dis·cern·a·ble·ness, noundis·cern·i·bly, dis·cern·a·bly, adverbun·dis·cern·a·ble, adjectiveun·dis·cern·a·bly, adverbun·dis·cern·i·ble, adjectiveun·dis·cern·i·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for undiscernible

Historical Examples of undiscernible

  • It might be he, undiscernible in the distance, or it might be some one from him, some messenger or ambassador.

    Madonna Mary

    Mrs. Oliphant

  • Either christianity is something and discernible, or nothing and undiscernible.

    A Christian Directory

    Baxter Richard

  • Old localities were undiscernible from the snow and icy aggressions.

    North-Pole Voyages

    Zachariah Atwell Mudge

  • All the undiscernible difficulties and dangers he had ever feared were closing in, when he could not stir hand or foot.

    Little Dorrit

    Charles Dickens

  • In the morning at the break of day the forest was full of voices, strange and undiscernible to the inhabitant of the town.

    Beasts, Men and Gods

    Ferdinand Ossendowski

British Dictionary definitions for undiscernible


rarely discernable


able to be discerned; perceptible
Derived Formsdiscernibly or rarely discernably, 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 undiscernible



also discernable, 1560s, from French discernable, from discerner (see discern). Form with -a- was more common at first; spelling changed to -i- 17c. to conform to Latin discernibilis.

Online Etymology Dictionary, © 2010 Douglas Harper