semi·​opaque ˌse-mē-ō-ˈpāk How to pronounce semiopaque (audio)
: nearly opaque

Word History

First Known Use

1691, in the meaning defined above

Time Traveler
The first known use of semiopaque was in 1691

Dictionary Entries Near semiopaque

Cite this Entry

“Semiopaque.” Dictionary, Merriam-Webster, Accessed 17 Apr. 2024.

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