noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The chemical element silicon. obsolete, uncountable

Synonyms

All synonyms

silicon

Etymology

Learned borrowing from New Latin silicium, from Latin silex (“flint”) + -ium. Coined by British chemist Humphry Davy in 1808

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