Sharp, bitter, cutting, biting, and sarcastic in a scathing way.
Capable of burning, corroding or destroying organic tissue.
The envelope of reflected or refracted rays for a given curve.
Caustic soda.
The envelope of reflected or refracted rays of light for a given surface or object.
Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
Stinging; acerbic.
Having a sharp and stiff point.
Having a strong odor that stings the nose, said especially of acidic or spicy substances.
Having a strong taste that stings the tongue, said especially of hot (spicy) food, which has a strong and sharp or bitter taste.