su·​per·​im·​pos·​able ˌsü-pər-im-ˈpō-zə-bəl How to pronounce superimposable (audio)
: able to be superimposed so as to align with another exactly and show no perceptible difference
While the media reported differing conclusions, surprisingly, the curves from the two studies when put on the same graph are almost superimposable James McCormack
The two different forms of alanine are mirror images of each other, but they are not superimposable and therefore not identical. Des W. Connell

Word History

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of superimposable was in 1875

Dictionary Entries Near superimposable

Cite this Entry

“Superimposable.” Dictionary, Merriam-Webster, Accessed 30 Nov. 2022.

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