Neodymium (III) oxidema ọ bụ neodymium sesquioxide bụ ihe mejupụtara kemịkalụ nke neodymium na oxygen nwere usoro Nd2O3. Ọ na-agbaze na acid na mmiri a na-esighi ike. Ọ na-etolite kristal hexagonal grayish na-acha anụnụ anụnụ dị ọkụ. Ngwakọta ụwa na-adịghị ahụkebe didymium, nke ekwenyeburu na ọ bụ mmewere, nwere akụkụ ya bụ neodymium(III) oxide.
Neodymium oxidebụ isi iyi neodymium kwụsiri ike nke ukwuu dabara adaba maka ngwa iko, optic na seramiiki. Ngwa nke mbụ gụnyere lasers, iko agba na tinting, na dielectrics.Neodymium Oxide dịkwa na pellets, iberibe, sputtering targets, tablets, and nanopowder.