산소 원자와 하나 이상의 다른 화학 원소가 결합하여 형성된 2원 화합물의 총칭.
A chemical compound containing at least one oxygen atom and one other element in its formula.
예문:
"The reaction of iron with oxygen in the air forms iron oxide, commonly known as rust."
"Engineers are looking for ways to reduce nitrogen oxide emissions from diesel engines."
"Calcium oxide is frequently used in the manufacturing of cement and paper."