sulfur trioxide

sul·fur tri·ox·ide

S s

Definition of sulfur trioxide words

noun sulfur trioxide an irritant, corrosive, low-melting solid, SO 3 , obtained by the oxidation of sulfur dioxide, used as an intermediate in the manufacture of sulfuric acid. 1

before 1865

One of the 28% newest English words

First recorded in 1865-70

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exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 3% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

This diagram is provided by Google Ngram Viewer

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