Pronunciation: (te"tru-bā'sik), Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/tetrabasic.html on line 75 [key]
1. (of an acid) having four atoms of hydrogen replaceable by basic atoms or groups.
2. containing four basic atoms or groups having a valence of one.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.