Definition of nitro-sulphurous in English:
nitro-sulphurous
(US nitro-sulfurous)
adjective ˌnʌɪtrəʊˈsʌlf(ə)rəsˌnʌɪtrəʊˈsʌlfjʊrəs
Chemistry rare, historical Origin
Early 18th century; earliest use found in Edmond Halley (1656–1742), astronomer. From nitro- + sulphurous.