noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A simple alicyclic hydrocarbon, C₄H₈; a light inflammable gas. uncountable
2. 2
   Any derivative of this compound. countable

Etymology

From cyclo- + butane from being a circular structure, a butane chain as a closed ring.

Related phrases

n butane

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