variants or 606

Word History


from its having been the 606th compound tested and introduced by Paul Ehrlich †1915

First Known Use

1910, in the meaning defined above

Time Traveler
The first known use of six-o-six was in 1910

Dictionary Entries Near six-o-six

Cite this Entry

“Six-o-six.” Dictionary, Merriam-Webster, Accessed 24 Jul. 2024.

Medical Definition


variants or 606
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