disproportionation noun. [,dɪsprǝpɔ:ʃǝ'neɪʃ(ǝ)n] E20.
[from DISPROPORTION noun or verb + -ATION.]
Chemistry. A transfer of atoms or valency electrons between identical atoms or ions so as to give dissimilar products; decomposition in which a compound is both oxidized and reduced.

[TahlilGaran] English Dictionary ▲