0 past simple and past participle of etch --
1 to cut a pattern, picture, etc. into a smooth surface, especially on metal or glass, using acid or a sharp instrument: --
The strains of this responsibility were etched on their faces.
Subsequent etching is then carried out to reveal the ion tracks as etched holes.
Because the labels were not of paper but were etched on, the print naming the selection was hardly legible.
The egg is white and shining, and its surface is faintly etched.
Although most would agree that traumatic events are well etched in memory, there is considerable disagreement concerning their retrievability.
Each electrode was an etched tungsten wire (0.25 mm in diameter) insulated with lacquer to within 0.5-1.0 mm of the tip.
On the surface of each cube a grid is etched that denotes a decreasing logarithmic scale.
Salmond points out that northern textile workers came from a long tradition of unionization and mobilized in communities deeply etched in class institutions.
