chromium dioxide
A black, semiconducting material, CrO₂, having strong magnetic propertiesA black, semiconducting material, CrO₂, having strong magnetic properties; used in recording tapes.
Meaning
1 senses(uncountable)A black, semiconducting material, CrO₂, having strong magnetic properties; used in recording tapes.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable