osmium tetroxide
An oxide of the metal osmium, OsO₄An oxide of the metal osmium, OsO₄; it is very poisonous, has a pungent smell and can cause blindness; it is a powerful oxidizing agent, and is used to stain biological materials.
Meaning
1 senses(uncountable)An oxide of the metal osmium, OsO₄; it is very poisonous, has a pungent smell and can cause blindness; it is a powerful oxidizing agent, and is used to stain biological materials.
Synonyms
1 synonymsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable