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Naryn

(Encyclopedia)Naryn nərĭnˈ [key], river, c.450 mi (720 km) long, rising in several branches in the Tian Shan mountain system, SW Kyrgyzstan and SE Uzbekistan. The longest river in Kyrgyzstan, it flows generally ...

Khwarazm

(Encyclopedia)Khwarazm khərĕzˈəm [key], ancient and medieval state of central Asia, situated in and around the basin of the lower Amu Darya River; now a region, NW Uzbekistan. Khwarazm is one of the oldest cent...

Jaxartes

(Encyclopedia)Jaxartes: see Syr Darya, river.

Yaxartes

(Encyclopedia)Yaxartes: see Syr Darya, river.

Sihun

(Encyclopedia)Sihun: see Syr Darya, river.

molecular weight

(Encyclopedia)molecular weight, weight of a molecule of a substance expressed in atomic mass units (amu). The molecular weight may be calculated from the molecular formula of the substance; it is the sum of the ato...

atomic mass

(Encyclopedia)atomic mass, the mass of a single atom, usually expressed in atomic mass units (amu). Most of the mass of an atom is concentrated in the protons and neutrons contained in the nucleus. Each proton or n...

river

(Encyclopedia)river, stream of water larger than a brook or creek. Land surfaces are never perfectly flat, and as a result the runoff after precipitation tends to flow downward by the shortest and steepest course i...

Karshi

(Encyclopedia)Karshi kərshēˈ [key], city (1991 pop. 168,000), S Uzbekistan, on the Kashka-Darya River. It is the center of a fertile oasis that produces wheat, cotton, and silk. Karshi was founded in the 9th cen...

Bekabad

(Encyclopedia)Bekabad byĕgōvätˈ [key], city, Tashkent region, E Uzbekistan, on the Syr Darya River. It is ...

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