TechnologyJuly 31, 2026
lithography
li-THOG-ruh-fee
Definition
A printing or manufacturing process, specifically in this context, the high-precision method used to transfer intricate geometric circuit patterns onto silicon wafers for semiconductor chips.
Etymology
The word is derived from the Greek words 'lithos' (stone) and 'graphein' (to write). It originally referred to a method of printing from a flat stone or metal plate using the chemical repellence of oil and water.
In the news
The article uses lithography to explain China's efforts to develop domestic semiconductor manufacturing tools. Mastering this process is a critical 'chokepoint' that determines a nation's ability to produce advanced computer chips independently.
AI Infrastructure Is Becoming an Energy Business
Read the full article ↗HackerNoon