From tetra- + nitruro. <span class="searchmatch">tetranitruro</span> m (plural tetranitruri) (inorganic chemistry) tetranitride...
tetraioduro tetralineo tetralogia tetramero tetrametro tetranitrato <span class="searchmatch">tetranitruro</span> tetrodo tetroso tetrossido tetraplegia tetraplegico tetrapodia tetrapolare...