say it: kur-OH-siv
corrosive is an adjective and noun meaning "of a substance, especially a strong acid; capable of destroying or eating away by chemical action". It carries 3 recorded senses.
of a substance, especially a strong acid; capable of destroying or eating away by chemical action
a substance having the tendency to cause corrosion (such a strong acids or alkali)
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for corrosive come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.