caustic vs envelope
envelope vs causticcaustic and envelope both are nouns.
caustic is an adjective but envelope is not an adjective.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| caustic | Yes | Yes | No | No |
| envelope | Yes | No | No | No |
As nouns,
envelope is a hypernym of
caustic; that is, envelope is a
word with a broader meaning than caustic:
- caustic: the envelope of light rays reflected or refracted by a curved surface or object
- envelope: a curve that is tangent to each of a family of curves
| caustic (noun) | envelope (noun) |
|---|---|
| the envelope of light rays reflected or refracted by a curved surface or object | any wrapper or covering |
| any chemical substance that burns or destroys living tissue | a flat (usually rectangular) container for a letter, thin package, etc. |
| the bag containing the gas in a balloon | |
| the maximum operating capability of a system (especially an aircraft) | |
| a natural covering (as by a fluid) | |
| a curve that is tangent to each of a family of curves |
| caustic (adjective) | envelope (adjective) |
|---|---|
| of a substance, especially a strong acid; capable of destroying or eating away by chemical action | |
| harsh or corrosive in tone |
Words related to "caustic"
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