SOL SUPPLEMENT. TAN 



SOLVEND, a substance dissolved in a root at various points, and forms nw 

 eolTent or liquid capable of dissolving it. (plants. 



SOPORIFIC, anything producing sleep. | STOPPAGE IN TRANSITS, the right of a 



SOKHKL, .SALT OK, the binoxalate of vendor of goods unpaid for to stop them at 

 potash. I any point of their journey previom to de- 



SOUARI WOOD, the timber of Caryocar livery. The carrier in liable, if he receives 

 tomentoium, an important Demerara intimation to retain the goods in such time 

 wood. ias will fairly enable him to warn his sub- 



SPANISH LIQUORICE, the roots of the ordinates before delivery, 

 plant Glycyrrhiza glabra. \ SUPERHEATED STEAM, steam which, by 



SPAR, DERBYSHIRE, the fluoride of cal- 'additional application of heat, is raided to a 

 ium or fluor spar, {higher temperature than that at which it Is 



SPECTROSCOPE, an instrument for de- formed. 



veloping and examining the spectrum of SWEETBREAD, the thymus glands of calves; 

 any ray of light emitted by a luminous an excellent food when not over highly 

 body, consisting of a pair of telescopes cooked. 



capable of being placed at varying angles to SYNECHIA, a diseased adhesion of the iris 

 each other on the same plane, with a prism to the cornea of the eye, or to the capsule 

 or series of prisms between them. The first containing the crystalline lens, 

 telescope Is so constructed that an emergent SYNEDROUS, growing on the angle of a 

 ray from the luminous object under exami- stem. 



nation may be admitted by a fine slit' SYNONYMS, words of similar signification, 

 at the one end of it, In the focus of an When in different languages, they are trans- 

 object glass placed at the other end nearest lations of each other. 



to the prism or prisms : the other telescope STEAM RAM, a ship of war propelled by 

 being so adjusted that, through the eye-piece steam power, and with a head or bow so 

 at its extremity furthest from the prisms, constructed as to project a ramming horn or 

 tlie observer may examine the spectrum other structure under water, in advance, for 

 developed from the emergent ray by the the purpose of running into an enemy's 

 prism a micrometer being adjusted to the ships, and penetrating them below the 

 ?ye-piece, usually, for ascertaining the posi- water line, and sinking them. Such vessels 

 lion of the dark or bright lands, which will are very formidable auxiliaries to modern 

 be found dividing the spectrum at various maritime warfare with the sinking power of 

 points. heavy armour plating. 



SPONTANEOUS Axis, the axis formed by 



a body under the action of an instan- rn 



taneous force, on which it rotates without 

 progressing in any direction. 



SPONTANEOUS GENERATION, an idea 



TAAG, the fibre of Crotalariajuncea.fonn- 



which has haunted philosophers in all ages, in S tne Sunu r Bengal hemp, 

 that inorganic matter is capable of acquir- TABLEAUX, groups of figures. Tableaux 

 ing spontaneous vitality. Extremely minute ^'paw* are groups of living figures, 

 and crucial experiments have been made by TACTICAL POINTS, points on a battle- 

 Professor Huxley, Dr. Bastiau, Professor fleld where the operations of the enemy may 

 Tyndall, and others, under all the advau- be obstructed, and those of his opponent 

 tages of modern science, with the result facilitated or strengthened, 

 announced by Professor Huxley, and antici- TAGLIA, a system of fixed pulleys in one 

 pated by those who have studied the sub- Mock, and of moveable pulleys in another, 

 ject on other bases than those of science, to which the weight to be raised is attached, 

 but not less absolutely true, that " life can Tne operation of raising draws the cecond 

 proceed from nothing but life." jblock and its burden up towards the post. 



SPORADIC, scattered, (from <nropa5l-\ T p AI J A or TAI J- ^BorainuJtaMUformti, 

 KOS,) applied to solitary shooting stars, and ; TALKOID, a crystalline talc spar, 

 also to diseases which do not become epi- TAMANU, the heavy resin of the Cal- 

 demic. ophyllum inophyllum of Society Islands. 



SPORES, the reproductive organisms of TANGENT SCREW, a screw applied to tho 

 crrptogamic plants. teeth of a wheel tangentially, by whicu 



STEREOSCOPE, a well known optical in- motion is communicated to the wheel, 

 strument for producing the appearance of TANTALUS CUP, an ingenious toy, consist- 

 solidity in duplicate pictures by means of ing of a syphon concealed within the figure 

 binocular vision, first suggested by Professor of a man placed in the bottom of a cup, so 

 Wheatstone in 1838. that when water is poured into it the sj phon 



STIPES, the stalks of fern leaves. (Singu- never allows it to rise higher than the ;hiu 

 lar. Stipe.) of the figure, unless poured in more ra^dly 



STOLON, a shoot or sucker, which takes than the syphon can carry it off. 



ea 



