산소가 · 산소를
oxygen
Example
식물은 햇빛을 받아서 산소를 만들어요.
Plants take in sunlight and make oxygen.
Word parts
산 acid+소 element
Literally 'acid element' — oxygen was once thought to be in all acids.
Good to know
Homonym: another 산소 means 'grave' (polite), as in 산소에 가다 'to visit a grave'.
Related words