VOCABULARY. 



[Technical terms which are spelt alike in French and English are not included in this 

 vocabulary. As a rule they may be found in standard dictionaries.] 



ABBREVIATION. Adj. = adjective, is put after some words which 

 otherwise might be taken for nouns. 



Accouplement, coupling, coupler. 



& friction, friction-coupler, 

 accumulateur electrique, accumu- 

 lator, storage battery. 



ace"tate, acetate. 



A salt formed by the union of acetic 

 acid with a base. 



de soude, sodium acetate, ace- 

 tate of soda. 



acide, adj. acid. 



acid. 



A name given to a large number of 

 compounds which do not necessarily 

 possess a sour taste. 



e"tendu, dilute acid. 



azotique, nitric acid. 



carbonique, carbonic acid. 



- chlorhydrique, hydrochloric 

 acid, muriatic acid. 



formique, formic acid. 



phosphorique, phosphoric acid. 



phosphorique anhydre, phos- 

 phoric anhydride, phosphoric 

 oxide, phosphoric pentoxide. 



ste*arique, stearic acid. 



sulfurique, sulphuric acid. 



aciduler, to acidulate. 



To render somewhat acid or sourish. 



acier doux, soft steel. 

 f ondu, cast-steel, ingot-steel. 

 action, a simple action, single- 

 acting. 



A work is done in only one direction 

 during a stroke. 



actionner, to run, to move, to 



work, to drive. 

 ae*rien, aerial, overhead. 

 ae*rodynamometre, aerodynamom- 



eter. 



A device for measuring the mechan- 

 ical effects of the motion of gases, espe- 

 cially the atmosphere. 



aerostatique, aerostatic. 



Pertaining to aerostatics, the science 

 which treats of the weight, pressure 

 and equilibrium of air andother elastic 

 fluids and of the equilibrium of bodies 

 sustained in them. 



affinit^, affinity. 



That force by which the atoms of 

 bodies of dissimilar nature unite in 

 certain definite proportions to form a 

 compound different in its nature from 

 any of its constituents. 



affourcher, to moor. 



