Wiktionary (3.00 / 3 votes) Rate this definition: knowledge (Noun) Acknowledgement. knowledge (Noun) The fact of knowing about something; general understanding or familiarity with a subject, place, situation etc. His knowledge of Iceland was limited to what he'd seen on the Travel Channel. knowledge (Noun) Awareness of a particular fact or situation; a state of having been informed or made aware of something.
The Tone River is the second longest Japanese river, with a length of about 322 kilometers (200 miles). It is located in the Kanto region, and it starts out at Mount Ominakami. From there, it picks up water from tributaries, and eventually drains into the Pacific Ocean at Choshi City.
The Ob River (Russian: Ð¾Ð±Ñ; [opÊ²]), also Obi, is a major river in western Siberia, Russia and is the world's seventh longest river. It is the westernmost of the three great Siberian rivers that flow into the Arctic Ocean (the other two being the Yenisei River and the Lena River).The Gulf of Ob is the world's longest estuary.he combined Ob-Irtysh system, the fourth-longest river system of Asia (after Yenisei, and China's Yangtze and Yellow rivers), is 5,410 kilometres (3,360 mi) long, and the area of its basin 2,990,000 square kilometres (1,150,000 sq mi).