noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A Web-based system whereby users can exchange and purchase services and information, and share knowledge and experience, in order to save time and money. Internet, countable, uncountable

Etymology

Originated in China in 2005. Blend of wisdom + key, originally the name of a website.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.