unidentifiable
adjective
un·iden·ti·fi·able ˌən-ī-ˌden-tə-ˈfī-ə-bəl 
-ə-ˌden-
: impossible to identify : not identifiable
an unidentifiable odor
unidentifiably
ˌən-ī-ˌden-tə-ˈfī-ə-blē
adverb -ə-ˌden-
Example Sentences
Recent Examples on the Web Grave markers of veterans are in many cases unidentifiable due to leaves and weeds clinging to the stones. 
Stephen Underwood, Hartford Courant, 12 Sep. 2022 Remains recovered in October 1950 were determined to be unidentifiable and were buried in Honolulu, Hawaii. CBS News, 23 Aug. 2022 Its compound words—noun hooked to noun, concept to concept—contain, romantically, unnamable emotions, wisps of unidentifiable yearning, literary implications, philosophical hints: Fernweh, Weltanschauung, Bildungsroman, Doppelgänger, Weltschmerz. Cynthia Ozick, The Atlantic, 3 Aug. 2022 The woman was unidentifiable, but quickly earned a nickname. Veronica Fulton, NBC News, 24 July 2022 The carnage in south Texas killed 19 school-age children, some of whose bodies were unidentifiable to their parents. Farnoush Amiri, Chron, 20 July 2022 The carnage in south Texas killed 19 school-age children, some of whose bodies were unidentifiable to their parents. Farnoush Amiri, BostonGlobe.com, 20 July 2022 Drawn to them, sensing, but confused by my role in them, by an unidentifiable yet understood imperative to comply. Lesley Finn, Longreads, 7 July 2022 Silbaugh said there was another small, unidentifiable strand of DNA on the handle, and that blood is far more rich with DNA than epithelial, or skin, cells, and far more likely to show up on a test. Alex Mann, Baltimore Sun, 23 June 2022 See More
Stephen Underwood, Hartford Courant, 12 Sep. 2022 Remains recovered in October 1950 were determined to be unidentifiable and were buried in Honolulu, Hawaii. CBS News, 23 Aug. 2022 Its compound words—noun hooked to noun, concept to concept—contain, romantically, unnamable emotions, wisps of unidentifiable yearning, literary implications, philosophical hints: Fernweh, Weltanschauung, Bildungsroman, Doppelgänger, Weltschmerz. Cynthia Ozick, The Atlantic, 3 Aug. 2022 The woman was unidentifiable, but quickly earned a nickname. Veronica Fulton, NBC News, 24 July 2022 The carnage in south Texas killed 19 school-age children, some of whose bodies were unidentifiable to their parents. Farnoush Amiri, Chron, 20 July 2022 The carnage in south Texas killed 19 school-age children, some of whose bodies were unidentifiable to their parents. Farnoush Amiri, BostonGlobe.com, 20 July 2022 Drawn to them, sensing, but confused by my role in them, by an unidentifiable yet understood imperative to comply. Lesley Finn, Longreads, 7 July 2022 Silbaugh said there was another small, unidentifiable strand of DNA on the handle, and that blood is far more rich with DNA than epithelial, or skin, cells, and far more likely to show up on a test. Alex Mann, Baltimore Sun, 23 June 2022 See More Word History
First Known Use
circa 1909, in the meaning defined above
Kids Definition
unidentifiable
adjective
un·iden·ti·fi·able
ˌən-ī-ˌden-tə-ˈfī-ə-bəl
: impossible to identify : not recognizable
unidentifiable sounds