The Irrawaddy (newer spelling Ayeyarwaddy) is a river that flows through the centre of Myanmar (formerly "Burma"). For the Second World War frigate class, see River class frigate The Murray River in Australia A waterfall on the Ova da Fedoz, Switzerland A river is a large natural waterway. ... The Union of Myanmar, also known as Burma, is a country in Southeast Asia. ...

It is Myanmar's most important commercial waterway. Its total drainage area is about 158,700 square miles (411,000 square km). It is about 1,350 miles (2,170 km) long. A waterway is any navigable body of water. ... For the term related to television programmes, see watershed (television). ... A mile is any of several units of distance, or, in physics terminology, of length. ... KM, Km, or km may stand for: Khmer language (ISO 639 alpha-2, km) Kilometre/Kilometer (only km in minuscule is the correct representation of kilometer as an SI unit of length) Kinemantra Meditation Knowledge management, in the field of Library and information science Knowledge Machine, the KM knowledge representation...

It starts in the southern Himalaya, dissects the land from north to south and empties through a nine armed delta into the Indian Ocean. In colonial times, before railways and car roads the river was known as the "Road to Mandalay". Perspective view of the Himalaya and Mount Everest as seen from space looking south-south-east from over the Tibetan Plateau. ... Nile River delta, as seen from Earth orbit. ... The Indian Ocean is the third-largest body of water in the world, covering about 20% of the Earths water surface. ... In general, the word colonial means of or relating to a colony. In United States history, the term Colonial is used to refer to the period before US independence. ... Rail transport refers to the land transport of passengers and goods along railways or railroads. ...

Its name is believed to derive from the Sanskrit term "airavati", meaning "elephant river". The Sanskrit language ( संस्कृता वाक्) is one of the earliest attested members of the Indo-European language family and is not only a classical language, but also an official language of India. ...

The Irrawaddy gives its name to a dolphin, the Irrawaddy Dolphin Orcaella brevistosus, which is found in the river. Though sometimes called the Irrawaddy River Dolphin, it is not a true river dolphin, since it is also found at sea. This article is about the dolphin mammal. ... Binomial name Orcaella brevirostris Gray, 1866 Irrawaddy Dolphin range The Irrawaddy Dolphin (Orcaella brevirostris) is a species of dolphin found near coasts and in estuaries in parts of south-east Asia. ... Families See text River dolphins are four species of dolphin which reside in freshwater rivers and estuarys. ...