ET or et may refer to:
Ethiopia (; Amharic: ኢትዮጵያ, ʾĪtyōṗṗyā, listen , Tigrinya: ኢትዮጵያ, Oromo: Itiyoophiyaa, Somali: Itoobiya), officially the Federal Democratic Republic of Ethiopia (የኢትዮጵያ ፌዴራላዊ ዲሞክራሲያዊ ሪፐብሊክ, yeʾĪtiyoṗṗya Fēdēralawī Dēmokirasīyawī Rīpebilīk, listen ), is a country in the northeastern part of Africa, popularly known as the Horn of Africa.
Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is a chemical compound, a simple alcohol with the chemical formula C2H6O.
An ethnic group or an ethnicity, is a category of people who identify with each other based on similarities such as common ancestry, language, history, society, culture or nation.
Eton College () is an English 13–18 independent boarding school and sixth form for boys in the parish of Eton, near Windsor in Berkshire.
Ethylenediaminetetraacetic acid (EDTA), also known by several other names, is a chemical used for both industrial and medical purposes.
The Etruscan civilization () is the modern name given to a civilization of ancient Italy in the area corresponding roughly to Tuscany, south of the Arno river, western Umbria, northern and central Lazio, with offshoots also to the north in the Po Valley, in the current Emilia-Romagna, south-eastern Lombardy and southern Veneto, and to the south, in some areas of Campania.
Etihad Airways (Arabic: شَرِكَة ٱلْاِتِّحَاد لِلطَّيْرَان, translit. sharikat al-ittiḥād li-ṭ-ṭayarān) is the second-largest airline in the United Arab Emirates (after Emirates).
Ethnography (from Greek ἔθνος ethnos "folk, people, nation" and γράφω grapho "I write") is the systematic study of people and cultures.