| Main Entry: | acid etching |
| Part of Speech: | n |
| Definition: | a technique for engraving blown or cast glass or a metal by the use of an acidic substance; esp. the use of hydrofluoric acid to etch a pattern onto a glass or metal surface |
| Example: | Acid etching craft kits are now available, making the process simple and fun. |
| Etymology: | by 1873 |