non·​su·​per·​im·​pos·​able ˌnän-ˌsü-pər-im-ˈpō-zə-bəl How to pronounce nonsuperimposable (audio)
: not capable of being superimposed : not superimposable
nonsuperimposable mirror images
especially : chiral
nonsuperimposable molecules

Word History

First Known Use

1890, in the meaning defined above

Time Traveler
The first known use of nonsuperimposable was in 1890

Dictionary Entries Near nonsuperimposable

Cite this Entry

“Nonsuperimposable.” Dictionary, Merriam-Webster, Accessed 9 Jun. 2023.

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