Caustically

caus·tic  (kôstk)

adj.

1. Capable of burning, corroding, dissolving, or eating away by chemical action.

2. Corrosive and bitingly trenchant; cutting. See Synonyms at sarcastic.

3. Causing a burning or stinging sensation, as from intense emotion: "Most of all, there is caustic shame for my own stupidity" Scott Turow.

n.

1. A caustic material or substance.

2. A hydroxide of a light metal.

3. The enveloping surface formed by light rays reflecting or refracting from a curved surface, especially one with spherical aberration.

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[Middle English caustik, from Latin causticus, from Greek kaustikos, from kaustos, from kaiein, kau-, to burn.]

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causti·cal·ly adv.

caus·tici·ty (kô-sts-t) n.

Thesaurus

Adv.

1.

caustically - in a caustic vitriolic manner; "he addressed her caustically" vitriolically