(historical) An ancient country in Italian Peninsula, located between the Arno and Tiber rivers, corresponding to modern day Tuscany in Western Italy; the home of Etruscans.

(organic chemistry, dated) ethanol, a type of alcohol.

(organic chemistry) An organic compound, HO-CH₂-CH₂-OH, and the chemical structure at right. It is a clear, colorless liquid under normal conditions, and is widely used as a vehicle engine coolant due to its anti-freeze properties.

(philosophy, not comparable) Of or relating to the study of ethics. / (not comparable) Of or relating to the accepted principles of right and wrong, especially those of some organization or profession.

An ethical drug, one only dispensed on the prescription of a physician.

(Roman mythology) The god-personification of the bright, glowing upper air of heaven. He is the Roman counterpart of Aether.

(cryptocurrencies) A unit of the Ethereum digital currency, ETH.

a financial investment that screens the companies to be invested in for their social outlook and business morality

The mass expulsion or killing of people belonging to one ethnic group by those of another.

a needle-sharp steel tool for incising into plates in etching and the production of dry points.