ethanol
ethanol — noun
1. a pure, strong form of alcohol obtained from fermented plants, used to make drin
a pure, strong form of alcohol obtained from fermented plants, used to make drinks that cause drunkenness, as a clean-burning fuel, and as a medical disinfectant
Ethanol is the main type of alcohol found in beer, wine, and spirits.
uncountable noun subject with 'is'
Many cars in Brazil burn ethanol instead of petrol.
collocation: burn ethanol (as fuel)
Lakan poured pure ethanol into a clean glass beaker in the lab.
Doctors use ethanol to clean skin before giving an injection.
Ethanol made from corn is added to petrol to cut pollution.
- alcohol
broader term; 'alcohol' covers all types including methanol and isopropanol, while 'ethanol' names one specific type
- grain alcohol
common name specifically for ethanol made from grains, often used in the context of drinks or home production
- ethyl alcohol
systematic chemical name; used mainly in scientific writing and product ingredient labels
文法句型
ethanol + verb (singular agreement)
pure / denatured ethanol
ethanol-based + noun
ethanol from + source
用法筆記
Common in scientific, industrial, and environmental contexts. More formal than everyday 'alcohol' — speakers would not normally say 'ethanol' for a drink they consume. Uncountable in most uses, but countable when specifying chemical types (e.g., 'various ethanols').