1 undetectable | Definition of undetectable

undetectable

adjective
un·​de·​tect·​able | \ ˌən-di-ˈtek-tÉ™-bÉ™l How to pronounce undetectable (audio) , -dÄ“-\

Definition of undetectable

: unable to be detected : impossible to discover or notice : not detectable an almost undetectable change undetectable traces of poison Signs of life may be so minimal as to be undetectable by modern instruments …— Lauren J. Livo

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Other Words from undetectable

undetectably \ ˌən-​di-​ˈtek-​tÉ™-​blÄ“ How to pronounce undetectably (audio) , -​dÄ“-​ \ adverb
an undetectably small change

Examples of undetectable in a Sentence

Recent Examples on the Web

But the difference nowadays between natural mink and synthetic silk extensions are almost undetectable. Maya Allen, Marie Claire, "Will Eyelash Extensions Ruin Your Natural Lashes? We Investigate," 31 July 2019 Using a method called pixelating, the aesthetician deposits small, undetectable dots of pigment to line and shade. Kate Foster, Glamour, "I’m Completely Hooked on Lip Blushing," 7 Aug. 2019 Rodis wants both to shield sensitive body parts and to make their contours undetectable. Kate Julian, The Atlantic, "The Sex-Scene Coach," 6 Aug. 2019 In 2015, a team at Penn State made a material that was undetectable, but not yet invisible. David Grossman, Popular Mechanics, "We're One Step Closer to Invisibility Cloaks Being Real," 16 July 2019 Tests found the amount of dust in the air inside the fire station was undetectable. Anna Beahm | Abeahm@al.com, al.com, "Asbestos tiles, tape to be replaced at Fire Station 27; tests found ‘no significant’ air pollutants," 19 July 2019 The hibiscus is undetectable, but the ginger is assertive and tasty. Jolene Thym, The Mercury News, "Taste-Off: The Bay Area’s best (and worst) hibiscus teas," 13 July 2019 Scientists had used a specialized camera system developed by Widder called The Medusa, which uses red light undetectable to deep sea creatures and has allowed scientists to discover new species and observe other elusive ones. Author: Kayla Epstein, Anchorage Daily News, "Scientists capture historic video of a giant squid," 24 June 2019 In small numbers, diamonds are virtually undetectable. Johnny Simon, Quartz, "Photos: Inside a kaleidoscope of beauty and money at America’s biggest gem show," 6 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'undetectable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of undetectable

1863, in the meaning defined above

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More Definitions for undetectable

undetectable

adjective

English Language Learners Definition of undetectable

: impossible to discover or notice : not detectable

More from Merriam-Webster on undetectable

Rhyming Dictionary: Words that rhyme with undetectable