noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of four isomeric aliphatic alcohols, C₄H₉-OH; butan-1-ol or n-butanol or butyl alcohol - CH₃(CH₂)₃-OH countable, uncountable
2. 2
   a flammable alcohol derived from butanes and used for solvents wordnet
3. 3
   Any of four isomeric aliphatic alcohols, C₄H₉-OH; butan-2-ol or sec-butanol - CH₃CH₂CH(CH₃)-OH countable, uncountable
4. 4
   Any of four isomeric aliphatic alcohols, C₄H₉-OH; 2-methyl-propan-1-ol or iso-butanol - (CH₃)₂CHCH₂-OH countable, uncountable
5. 5
   Any of four isomeric aliphatic alcohols, C₄H₉-OH; 1,1-dimethyl-ethanol or tert-butanol - (CH₃)₃C-OH countable, uncountable

Synonyms

All synonyms

butyl alcoholbutyl alcohol

Etymology

From butane + -ol.

Related phrases

kauri-butanol value2 methyl propan 1 olbutan 1 olbutan 2 olbutyl alcoholiso butanoln butanolsec butanoltert butanol

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