PEO may stand for: * Parking enforcement officer, an official who issues parking tickets *

Plasma electrolytic oxidation Plasma electrolytic oxidation (PEO), also known as electrolytic plasma oxidation (EPO) or microarc oxidation (MAO), is an electrochemical surface treatment process for generating oxide coatings on metals. It is similar to anodizing, but it employs ...

, a surface-treatment process for metals * Polyethylene oxide, alternate name for

Polyethylene glycol Polyethylene glycol (PEG; ) is a polyether compound derived from petroleum with many applications, from industrial manufacturing to medicine. PEG is also known as polyethylene oxide (PEO) or polyoxyethylene (POE), depending on its molecular we ...

, a polymer *

Old Persian Old Persian is one of the two directly attested Old Iranian languages (the other being Avestan) and is the ancestor of Middle Persian (the language of Sasanian Empire). Like other Old Iranian languages, it was known to its native speakers as ( ...

, ISO 639-2 and ISO 639-3 language code peo *

Pancyprian Federation of Labour PEO, the Pancyprian Federation of Labour ( el, Παγκύπρια Εργατική Ομοσπονδία, tr, Tüm Kıbrıs İşçi Federasyonu), is an umbrella organization for trade unions in Cyprus, which evolved from PSE ( el, Παγκύπρι ...

, an umbrella organization for trade unions in Cyprus ( el, Παγκύπρια Εργατική Ομοσπονδία, links=no, ) *

P.E.O. Sisterhood The P.E.O. Sisterhood (Philanthropic Educational Organization) is a U.S.-based international women's organization of about 230,000 members, with a primary focus on providing educational opportunities for female students worldwide. The Sisterhood ...

, an international women's organization with headquarters in North America * Professional employer organization, a service provider of outsourced human resource management *

Professional Engineers Ontario Professional Engineers Ontario (PEO; known until 1993 as the Association of Professional Engineers of Ontario, APEO) is the self-regulatory body that governs Ontario's 85,000 professional engineers, and sets standards for and regulates engineering ...

, professional and regulatory organization for engineers in Ontario, Canada *

Program executive officer A program executive officer, or PEO, is one of a few key individuals in the United States military acquisition process. As can be seen from the examples below, a program executive officer may be responsible for a specific program (e.g., the Joi ...

, an individual, civilian or military, responsible for large scale U.S. military acquisitions *

Programs Evaluation Office The Programs Evaluation Office was a covert paramilitary mission to the Kingdom of Laos, established on 13 December 1955 by the United States Department of Defense. The 23 July 1962 International Agreement on the Neutrality of Laos would cause it t ...

, a covert U.S. paramilitary mission in Laos in 1955-1962 * Progressive external ophthalmoplegia, alternate term for

chronic progressive external ophthalmoplegia Chronic progressive external ophthalmoplegia (CPEO) is a type of eye disorder characterized by slowly progressive inability to move the eyes and eyebrows. It is often the only feature of mitochondrial disease, in which case the term CPEO may be g ...

, an eye disorder

See also