Dictionary

tetramethyllead

noun tet·ra·meth·yl·lead \ˌte-trə-ˌme-thəl-ˈled\

Definition of TETRAMETHYLLEAD

:  a volatile poisonous liquid Pb(CH3)4 used especially formerly as an antiknock agent

First Known Use of TETRAMETHYLLEAD

1964

Browse

Next Word in the Dictionary: tetramethylthiuram disulfidePrevious Word in the Dictionary: tetramethylene glycolAll Words Near: tetramethyllead
May 25, 2015
callithump Hear it
a noisy boisterous band or parade
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears