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a group of transmitter-receiver stations so arranged that they provide adequate signal contact for such telephones over a certain geographical area. The area within which one transmitter may service such portable telephones is called its "cell.

thered or to which they tend; an object of attention, action, or force; as, a center of attaction.

e atoms of elementary substance whereby they unite to form chemical compounds; chemical attaction; affinity; -- sometimes used as a general expression for chemical activity or relationship.

mold, serving to cool rapidly, and so to harden, the surface of molten iron brought in contact with it. Raymond.

e saturated with chlorophyll pigments. Under light of varying intensity they exhibit phototactic movements. In animals chloroplasts occur only in certain low forms.

acteristic of Christian people; civilized; kind; kindly; gentle; beneficent. The graceful tact; the Christian art. Tennyson. Christian Commission. See under Commission. -- Christian court. Same as Ecclesiastical court. -- Christian era, the present era, commencing with the birth of Christ. It is supposed that owing t…

A soft tactile appendage of the mantle of many Mollusca, and of the parapodia of Annelida. Those near the head of annelids are Tentacular cirri; those of the last segment are caudal cirri.

arine), having a fruit set with hooked bristles, which adhere to whatever they come in contact with; -- called also, goose grass, catchweed, etc.

e end or some other portion of the tongue from a part of the mouth with which it is in contact, whereby a sharp, clicking sound is produced. The sounds are four in number, and are called cerebral, palatal, dental, and lateral clicks or clucks, the latter being the noise ordinarily used in urging a horse forward.…

Any device in which an imperfectly conducting contact between pieces of metal or other conductors loosely resting against each other is materially improved in conductivity by the influence of Hertzian waves; -- so called by Sir O. J. Lodge in 1894 on the assumption that the impact of the electic waves caused the loosel…

unimportant side products. -- Surface condensation, the system of condensing steam by contact with cold metallic surfaces, in distinction from condensation by the injection of cold water.

of light. -- Injection condenser, a vessel in which steam is condensed by the direct contact of water. -- Surface condenser, an apparatus for condensing steam, especially the exhaust of a steam engine, by bringing it into contact with metallic surface cooled by water or air.

conductivity. [The] communication [of heat] from one body to another when they are in contact, or through a homogenous body from particle to particle, constitutes conduction. Amer. Cyc.

(Geol.) The parallelism of two sets of strata which are in contact.

(Geol.) Parallel, or nearly so; -- said of strata in contact.

A device for holding two parts of an electrical conductor in contact.

Brought close together; arched inward so that the points meet; converging; in close contact; as, the connivent petals of a flower, wings of an insect, or folds of membrane in the human system, etc.

The arrangement and connection of words in a sentence; syntactical arrangement. Some particles . . . in certain constructions have the sense of a whole sentence contained in them. Locke.

The transmission of a disease from one person to another, by direct or indirect contact.

Communicable by contact, by a virus, or by a bodily exhalation; catching; as, a contagious disease.