Also found in: Encyclopedia, Wikipedia.


 (ŏl′ən-yôk′, ə-lə-nyôk′)
A river of northeast Russia flowing about 2,170 km (1,350 mi) east then north to the Laptev Sea.
References in periodicals archive ?
Open Competition: Open tender for the right to sign the contract for the production of information products in the corporate style for the needs of separate subdivisions of territorial GAU MFC Sakha (Yakutia) of the Verkhoyansk, Allaykhovskiy, Nizhnekolymsky, Verkhnekolymsk, Anabar, Eveno-Bytanayskiy, Zhigansk, Abyisky, Olenek and Moma districts Republic of Sakha (Yakutia)
The topics include characterizing and evaluating the Petrocedeno Field, Early Miocene Oficina Formation, Orinoco Heavy Oil Belt, Venezuela; a regional geologic framework for the Athabasca oil sands in northwestern Alberta, oil-saturated Mississippian-Pennsylvanian sandstones of south-central Kentucky; an overview of natural bitumen fields of the Siberian Platform, Olenek Uplift in eastern Siberia; spectral decomposition in a heavy oil and bitumen sand reservoir; screening criteria and technology sequencing for in situ viscous oil production; and tailings management and water use in surface-mined oil sands.
2] at its core, and inhabits the basins of the Siligir, Muna, Severnaya, Motorchuna, Molodo, and Olenek Rivers (Fig.