PYR 



SUPPLEMENT. 



RED 



PYRAMIDS, MEXICAN. The pyramidal 

 structures of Mexico are very extensive 

 works of remote antiquity, remarkable for 

 their extent of base aud truncated forms. 

 Some of them, as that of Cholula, seem to place with a sensation of almost immediate 



ave been merely extensive bases for tem- 

 ples erected upon them after they reached a 



pyro-citric acid, pyro-gallic acid, &c. 



PYROXANTIIIN, a yellow crystalline pro- 

 duct of the action of alkalies on wood tar. 



panied with rubbing upward from under 

 the point of the lower jaw over the swollen 

 tonsils to the back of the ear. The tonsils 

 thereby gradually return to their proper 



relief in swallowing the saliva. The swelling 

 of the tonsils may also be readily reduced i 



certain height. Many of them cover a most cases by a strong gargle of alum and 

 larger area than that of the Pyramids of water. Some practitioners have been foolish 

 Egypt. 



PYRIDINE, an organic oily base obtained 

 from the distillation of bones. 



PYRO ACIDS, acids obtained from some 

 of the organic acids by subjecting them to 

 heat, by which they become altered in their 

 composition. They generally retain the 

 name of the organic acid from which they 

 are obtained, with the prefix " pyro," as board fixed to the end of a crostbetm 



enough to use the knife for swollen tonsils, 

 and others from mismanagement have 

 allowed quinsey to prove fatal by suffoca- 

 tion. It is said to terminate generally in 

 resolution or suppuration, but in competent 

 hands it ougkt never to get into this latter 

 tage. 

 QUINTAIN, an old pastime of tilting at a 



turning on a pivot, with a sand bag at the 

 other end of it. The dexterity of the 



sport was to strike the board, and escape the 

 avenging sand bag. 



Quooi.iBETiCAL, (from quodlibet, " what 



{ you please,") not confined to any particular 



subject. 



QUADER SANDSTONES, two divisions oil QUOTA, a proportional part or eontribu- 

 cretaceous deposits found extensively in tion ; a share. 



Germany. The lower quader correspondsl QUOTIDIAN, daily, or of daily occurrence, 

 with the upper greenstone and freestones of : Applied to those agues or levers whose 

 England, and the upper quader with the j paroxysms return daily. 

 English chalk, though chalk is little more 

 than a cement to the quader. 



Qu ADRAGENE, a Papal indulgence extend- 

 ing to forty days. 



QUADRANS, one-fourth of a Roman as. 



RABBIT, the cony, or Lepus Cunicultts of 



QUADRILATERALS, a tribe of crabs, with Llnuseus, a familiar rodent quadruped. 

 a nearly square carapace. I RACHILLA, the central stem on which 



QUARTZITE or QUARTZ ROCK, a rock occa- 

 sionally found stratified, composed of only 

 partially crystallised quartz. 



the florets of. grasses are developed. 

 RACHITIS, the disease called rickets 

 RADIATING POINT, the point from 



QUATERNIONS, CALCULUS or, a geome- 'which shooting stars or star shovrers diverge, 

 trical calculus invented by Sir William RAMU.E, the family of Batrachian rep- 

 Rowan Hamilton. ' tiles typified by the rana, or frog. 



QUATTROCENTISMO, the Praeraphaelitism RANULA, a tumour under the tongue, 

 or Italian art purism of the fifteenth century. ; ascribed to the development of a cys; in or 



QUELLERZ, a German synonym of bog 'near the salivary glands, 

 iron ore or limonite. It is the brook ironj KAPHIDKS, the needle-like crystals of 

 ore of Germany. i various salts found in the tissue of plants. 



QUERCITANNIC ACID, the tannic acid of , RAPPAUEK, the name said to be given 

 bark, as diitiuguished from that of oak to a set of wild plundering Irishmen, from 

 galls. I the pike or rapery they carried. 



QUESTION, PREVIOUS, the name given to RASPBEKKY, the Rubus Idceus, a well 

 a motion only competent in the House, in 'known and favourite fruit- bearing plant 

 Parliament, and not in Committee, It is allied to the bramble, 

 equivalent to the motion in Committee; RECIPROCITY, MUTUAL, freedom of 

 that the Chairman do now leave the chair, commercial intercourse between nations. 



QUINCITE, a rich red hydrated silicate RKCONNAISSANCK, the examination of 

 of magnesia and protoxide of iron, from, the features of a country with reference to 

 Quincey, France. military movements and operations. 



QUINQUINA, the bark of the various' RECTIFICATION OF THE CIKCLF, the 

 pecies of Peruvian cinchona. (finding of a straight or right line equal to 



QUINSEY, inflammatory sore throat, orithe circumference of the circle, as dis- 

 inflammation of the tonsils. It commences tinguished from quadrature, which is find- 

 by swelling and local displacement of the! ing a square equal in its area to that of the 

 tonsils, which, if attended to, can always! circle. 



be cared by ihe external application of a] RKCTRICF.S, the tail feathers of birds. 

 warm lotion of vinegar and water, accom- RED FlHE, a pyrotechnic light com- 

 809 



