VACANCY (from an armour. vacans - empty, loose), the unreplaced position in establishment, an educational institution.

VAKASHSKIE TONGUES, group of affine tongues of American Indian peoples vakashi. Actuates tongues nutka and kvakiutl, etc. Enters in mosanskuju the group of tongues representing possible{probable} branch algonkino-vakashskoj of macrofamily.

WAKAYAMA, city and port in Japan (about. Honshu), an administrative centre of prefecture Wakayama. 396 thousand inhabitants (1992). A chemical, oil refining and textile industry. Iron and steel industry, a machine industry. A rayon industry, lacquered items. Center of area of a gardening.

VAKENBUH (from vakus and a nem. Buch - the book), a list of peasant farms and their feudal services in Estonia and Latvia 14-19 centuries.

VAKSMAN (Waksman) Zelman (1888-1973), the American microbiologist. For the first time has secured{discharged} a number{series} of antibiotics. In 1944 has discovered a streptomycine. The Nobel Prize (1952).

VACUOLES (frants. vacuole, from an armour. vacuus - empty), cavities in animal and plant cells or unicells. Distinguish alimentiry and sokratitelnye (pulsing) vacuoles regulating an osmotic pressure and employees for breeding from an organism of decomposition product.

VAKUS (est. vakus), 1) an administrative and territorial unit in Middle Ages for estov and livov (10-100 peasant farms). 2) Collection of peasants - dvorohozjaev in Baltic till 17 century (1-5 yearly) for payment of a tax, fulfilment of natural duties and court.

AIR VOID in a quantum theory of a field, the lowest energy state of a quantum field. The average of particles - field quantums - in vakkume is equal to zero, however in vacuo there can be a birth of virtual particles which influence physical processes (that is revealed experimentally).

AIR VOID (from an armour. vacuum - vacuum), a condition of gas at pressures p, lower, than atmospheric. Distinguish a rough vacuum (in vacuum devices and installations to him there corresponds{meets} range of pressures p above 100 Pa), mean (0,1 Pa

VACUUM OPERATION, removal (suction) of gas, fallow from apparatuses (vessels) with the purpose of obtaining in them subatmospheric pressures.

VACUUM OPERATION of CONCRETE, removal (suction) from a dense concrete mix in a casing exuberant (over necessary for a hydration of cement) waters, and also air. Allows to increase toughness, frost resistance of concrete, gear ups process of his{its} concreting.

The VACUUM GAUGE (from air void and... Meter), a gauge meter of subatmospheric pressure. Are distributed liquid, ionization, thermal, etc. vacuum gauges.

The VACUUM FURNACE, ministers for heating and swim pants of metal in vacuo. Distinguish the arc, inductive, cathode-ray and plasma vacuum furnaces. Allows to clear{purify} efficiently metal of gases, impurity{additives}, nonmetallics. Apply to obtaining metal and special high-duty alloys.

The VACUUM PUMP, ministers for removal (roll-out) of gases or steams{vapours} from selfcontained volume (system) with the purpose of obtaining in a nem of air void. The main{basic} phylums of vacuum pumps: mechanic, jet, sorption, cryogenic.

VACUUM FORMING, way of manufacturing of items from sheet thermoplastics. An item of a required profile receive at the expense of the swing pressure originating owing to rarefaction in a cavity above which the leaf is made fast. It is applied, napr., in manufacture of containers{capacities}, component parts of refrigerators, bodies of devices.

AIR VOID - EXTRACTION (in medicine), the operation of extraction of a fruit during stems the special apparatus - a vacuum extraction still which calyx sticks to the head of a fruit (at the expense of rarefaction of air). Apply predominary at a begun asphyxia of a fruit.

VAKF (vakuf) (the arab.), in Muslim countries property (movable and immovable), refused by the state or a separate face on the religious or charitable purposes. It was saved in some modern countries of the Orient.

VAKH (grech)., Bahus (armour)., in antique mythology one of names of the god of wine growing Dionisa.

ORGIES, in Other. Rome festivals in honour Dionisa (Vakha), from 2 century up to n. e. Gained character of orgies. Figuratively - a feral{natural} orgy, an orgy.