su·​per·​ad·​di·​tion ˌsü-pər-ə-ˈdi-shən How to pronounce superaddition (audio)
plural superadditions
: the act or process of superadding something
… he saw that it was a long quadrangular structure of brick … with the ornamental superaddition of an octagonal tower …Joseph Holt Ingraham
There may be certain states existing which are highly favourable to the propagation of disease, yet until the superaddition of some other element entering into the causation, the specific poison might not come into full operation …John Richard Wardell

Word History

First Known Use

1610, in the meaning defined above

Time Traveler
The first known use of superaddition was in 1610

Dictionary Entries Near superaddition

Cite this Entry

“Superaddition.” Dictionary, Merriam-Webster, Accessed 3 Mar. 2024.

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