Causticity

//kɔːˈstɪsɪti// noun

Definitions

Noun
  1. 1
    The quality of being physically caustic; burning, corrosive. countable, uncountable

    "Causticity is that sharp and corroding quality, which many substances possess, such as the mineral acids, especially when concentrated, alkalies fixed and volatile, quicklime, arsenic, corrosive sublimate, lunar crystals, butter of antimony, and even most other salts with metallic bases."

  2. 2
    Being caustic in speech, humour etc. countable, figuratively, uncountable

    "[…] one in whom a discreet causticity went along with a manner less genial than polite […]"

Etymology

From caustic + -ity.

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