T1E1T1R1O1X8I1D2S1
17 points
TETROXIDS is validvalid
TETROXID, a type of oxide [n]
TETROXID, an oxide having four atoms of oxygen in the molecule; as, osmium tetroxide, also TETROXIDE [n]
TETROXID, a type of oxide [n]
TETROXID, an oxide having four atoms of oxygen in the molecule; as, osmium tetroxide, also TETROXIDE [n]