Having been made caustic; treated with caustic chemicals or rendered harsh and corrosive in nature.
Past participle of causticize, following standard English verb conjugation. Used as an adjective to describe the state of something that has undergone causticization.
In technical contexts, 'causticized liquor' refers to a specific chemical state in pulping—the adjective marks a precise point in a process. It's the kind of word that's completely meaningful to specialists and invisible to everyone else.
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