WA TER.— WEALTH. 1 93 



Squad'roii. — A body of cavalry, usually from one hundred to 

 two hundred. Squadron of ships, a division of a fleet 

 employed on a particular expedition, and commanded by 

 a vice-admiral or rear-admiral, or a commodore. 



Stratarith'metry (Gr. sfratos, an army, arithmos, a number, 

 and met roH, a mesisnve). — The art of drawing up an army, 

 or any given number of men, in any geometrical figure, 

 or of estimating or expressing the number of men in such 

 a figure. 



Stratog'raph.y (Gr. stratos, an army, and graplio, I describe). 

 — Description of armies, or what belongs to an army. 



Tattoo'. — A beat of drum at night, giving notice to soldiers 

 to retreat, or to repair to their quarters in garrison or to 

 their tents in camp. 



Tirailleurs' (Fr. marksmen). — A name given to a species of 

 infantry seldom intended to fight in close order, but gen- 

 erally dispersed two and two, always supporting each 

 other, and usually skii-mishing in front of the line. 



Truce, — A temporary cessation of hostilities by agreement of 

 the commanders, for negotiation or other purpose ; an 

 armistice. 



TJltima'tum. — A term used in military negotiations to express 

 the final conditions upon which any proposition or treaty 

 can be ratified. 



Van'guard. — That part of an army which marches in the 

 front. 



Vedette'. — A sentinel on horseback, detached from the main 

 body of the army to discover and give notice of the 

 enemy's movements. 

 See Fortifications. 



WATER 



Hydrorogy (Gr. huddr, water, and logos, a discourse). — The 

 science which treats of and explains the nature and prop- 

 erties of waters in general. 



WEALTH. 



Chrysorogy, or Chrematis'tics (Gr. chrusos, gold, fogos, a dis- 

 course, and cJtrematlstike, the art of trafiic). — That branch 

 of political economy which relates to the production of 

 wealth. 

 I 17 



