The present participle of 'caustify'; in the process of making something caustic or burning something away with a caustic substance.
From 'caustify' plus the gerund/present participle suffix '-ing.' The word follows standard English verb formation patterns while maintaining the Latin and Greek roots referring to burning and corrosion.
The image of 'caustifying' a wound sounds medieval, but surgeons were literally caustifying infected wounds right up through the Victorian era, using everything from hot irons to chemical pastes before antibiotics made it obsolete.
Complete word intelligence in one call. Free tier — 50 lookups/day.