Corrosive
Part of speech: adjective
Definition: Eating away; having the power of gradually wearing, hanging, or destroying the texture or substance of a body; as the corrosive action of an acid. Having the quality of fretting or vexing. destroying or undermining something gradually
Part of speech: noun
Definition: That which has the quality of eating or wearing away gradually. Any solid, liquid or gas capable of irreparably harming living tissues or damaging material on contact.
Caustic
Part of speech: adjective
Definition: Capable of burning, corroding or destroying organic tissuesharp, bitter, cutting, biting, sarcastic
Part of speech: noun
Definition: Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.The envelope of reflected or refracted rays of light for a given surface or object.The envelope of reflected or refracted rays for a given curve.caustic soda