Eo or EO may refer to:

Businesses and organizations

* Education Otherwise, a home education organization * Elevorganisasjonen, a Norwegian student organization * Entrepreneurs' Organization, a nonprofit network *

Evangelische Omroep Evangelische Omroep or EO ('Evangelical Broadcasting') is an Evangelical broadcast television network in Netherlands. It is one of the twelve member-based broadcasting associations contributing to the Dutch public broadcasting system. History E ...

, a public broadcaster in the Netherlands *

Executive Outcomes Executive Outcomes is a private military company (PMC) founded in South Africa in 1989 by Eeben Barlow, a former lieutenant-colonel of the South African Defence Force. It later became part of the South African-based holding company Strategic ...

, a South African military company * Express One International, an airline * Hewa Bora Airways (IATA code EO), a defunct airline in the Democratic Republic of the Congo

Language

* Eo (constructed language) *

Esperanto Esperanto (, ) is the world's most widely spoken Constructed language, constructed international auxiliary language. Created by L. L. Zamenhof in 1887 to be 'the International Language' (), it is intended to be a universal second language for ...

(ISO code EO), a constructed language * eo (digraph), represents a single or two vowels in some languages * Eo (hangul) vowel in Korean Hangul

Science and technology

Computing

* EO Personal Communicator, an early tablet computer produced by AT&T subsidiary EO, Inc. * Eight Ones, a character code * A line of tablet computers made by TabletKiosk

Other uses in science and technology

* "eo-" (derived from "Eos", meaning "dawn"), used to describe many early animals in the fossil record **

Eoarchean The Eoarchean ( ; also spelled Eoarchaean) is the first Era (geology), era of the Archean, Archean Eon of the geologic record. It spans 431 million years, from the end of the Hadean Eon 4031 annum, Mya to the start of the Paleoarchean Era 3600 M ...

, the first era of the Archean Eon *

Earth observation Earth observation (EO) is the gathering of information about the physical, chemical, and biosphere, biological systems of the planet Earth. It can be performed via remote sensing, remote-sensing technologies (Earth observation satellites) or throu ...

* Electro-optics * Eosinophilic oesophagitis, or Eosinophilic esophagitis, an allergic inflammatory condition of the esophagus *

Ethylene oxide Ethylene oxide is an organic compound with the chemical formula, formula . It is a cyclic ether and the simplest epoxide: a three-membered ring (chemistry), ring consisting of one oxygen atom and two carbon atoms. Ethylene oxide is a colorless ...

, a chemical compound * Extremal optimization, a type of optimization heuristic inspired by self-organized criticality

Other uses

Eastern Orthodoxy Eastern Orthodoxy, otherwise known as Eastern Orthodox Christianity or Byzantine Christianity, is one of the three main Branches of Christianity, branches of Chalcedonian Christianity, alongside Catholic Church, Catholicism and Protestantism ...

, a major Christian branch. * ''EO'' (film), a 2022 film * EO (rapper), a rapper from London * Eo (river), a river in Spain * Eo (instrument), a Korean percussion instrument * East Otago, part of New Zealand's South Island * '' Captain EO'', a 3D film *

Equal opportunity Equal opportunity is a state of fairness in which individuals are treated similarly, unhampered by artificial barriers, prejudices, or preferences, except when particular distinctions can be explicitly justified. For example, the intent of equal ...

, a term related to civil rights * Equipment Operator (US Navy), a Seabee occupational rating in the U.S. Navy *

Executive Officer An executive officer is a person who is principally responsible for leading all or part of an organization, although the exact nature of the role varies depending on the organization. In many militaries and police forces, an executive officer ...

, a person responsible for the running of an organization *

Executive order (United States) In the United States, an executive order is a directive by the president of the United States that manages operations of the federal government. The legal or constitutional basis for executive orders has multiple sources. Article Two of the ...

, a directive issued by the President of the United States {{disambiguation