# urban mining

> English word · Noun

## Definitions
1. The process of recovering rare metals through mechanical and chemical treatments.

## Etymology
Coined by Japanese professor 南條道夫 (Michio Nanjo) in 1988.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/urban-mining