photolithography
nounUK /ˌfəʊtəʊlɪˈθɒɡrəfi/
US /ˌfoʊtoʊlɪˈθɑːɡrəfi/
A way of drawing tiny shapes on a surface using light.
The engineers used photolithography to make the tiny computer chips.
RELATED WORDS
OTHER MEANINGS
2. A process for making printing plates by photographing an image onto a light-sensitive surface.
The old print shop relied on photolithography to prepare its plates.
3. The branch of technology that uses light to create very small patterns on materials.
She studied photolithography as part of her microelectronics course.
4. A method of producing precise patterns on a substrate by exposing a photosensitive coating to light.
Photolithography lets manufacturers build circuits layer by layer.