Arab, ,  
arabesque, , 
Arabian, Nights' Entertainments, Arabian Nights  
Arabic, , Arabic numerals  
arable, , 
arachnid 
arachnitis= arachnoiditis
arachnoid , 
arachnoiditis
araeometer= areometer
Aramaic 
arbalest, 
arbalester
arbiter,  ,  
arbitrage    
arbitral, 
arbitrament, ,  
arbitrary, , 
arbitrate  ,   ,    
arbitration , , arbitration of exchange  
arbitrator , 
arborI. , A. Day    II. , , , 
arboraceous, 
arboreal,   , 
arboreous, , = arboreal
arborescent
arboreta arboretum
arboretum 
arboriculture, ,  
arboriculturist
arborization   ,  ,       
arbour
arbutus 
arc, arc of fire  , 
arcade  , ,  
arcadian, , 
arcana arcanum
arcanum,  , 
arcboutant ,  
archI. , , , , , , , arch bridge  , arch dam  ,  ,   , ()  II. , 
arch-: , , archbishop 
Archaean
archaeological
archaeologist
archaeology
archaic, 
archaism,    
archaize  ,  
archangel,  -, white archangel  
archbishop
archbishopric
archdeacon
archdiocese 
arched arch I, 
archenemy , 
Archeozoic
archer  , , 
archery  ,    
archetype, , 
archfiend
archill, 
Archimedean, Archimedean screw  
archipelago,  ,  
architect, , civil architect  
architectonic, ,    
architectonics, 
architectural, architectural engineering  
architecture, ,  
architrave
archival
archives
archivist
archly
archness
archway,   ,  
archwise  , 
arcing arc, ,    
arcsboutants arc-boutant
arctic, , 
Arctic Circle  
arctic fox
arcticize     , arcticized vehicle ,      
arcuate, , 
arcuated, , 
ardent, , 
ardently, 
ardour, , 
arduous, , 
areI.   . .   . to be II. 
area, , area under crop  
areasketch
aren't= are not
arena,  ,  
arenaceous, ,  
areometer
Areopagus
arete  
argent, , 
argentic , argentic chloride  
argentiferous,  
Argentine, , 
argentine, 
Argentinean, 
argil   
argillaceous,  
argilliferous 
argon
Argonaut,  {. fortyniner}, 
argosy  , 
argot, 
argue, , to argue against  
argufy  
argument, , a strong argument  
argumentation, 
argumentative ,  , 
Argus, ,  
Arguseyed, 
argute, , 
aria
arid, , 
aridity {. arid}
Aries
aright, , if I hear you aright     
aril, 
arioso
arise, , 
arisen arise
arista
aristae arista
aristocracy
aristocrat
aristocratic
Aristotelian,  
arithmetic, , = arithmetical
arithmetical, arithmetical mean  , arithmetical progression  
arithmetician
arithmometer
ark, , 
armI. , to fold in one's arms   , under one's arms  , with open arms   , a child in arms , take smb. by the arm  -.  ,  , , arm of a river  , , , , , , the arm of the law  , , , , , , arms of a balance   II. , small arms  , in arms , up in arms   , ,  , to be up in arms against smb. ,   -., to take up arms, to appeal to arms   , to lay down arms  , to arms!  !, under arms ,  ,  , ,  , , arms race  , arms cut  , (), to be armed with information   , , 
arm-hole
arm-in-arm 
arm-saw , 
arm-twisting ,   
armache  
armada, the invincible A.  
armadillo, 
Armageddon,  
armament,  , 
armature, , 
armband 
armchair, , 
arme blanche , 
armed arm II, 
Armenian, , 
armful
arming arm II, 
armistice  ,  ,  
armlessI. ,    II. 
armlet , ,   
armor= armour
armored= armoured
armorial, , 
armory, = armoury,  
armour, , 
armour-bearer
armour-clad, , 
armour-piercer 
armour-piercing, armour-piercing shell  
armour-plate ,  
armour-plated, 
armoured armour, , 
armourer , ,   
armoury , 
armpit
army, the Soviet A.  , A. in the Field  
army register   
army-beef 
army-list   
army-rank  
arnica
aroma,  
aromatic, , aromatic compound   
arose arise
around, ,  
around-the-clock= round-the-clock
arouse, , 
arquebus= harquebus
arrack
arraign  , , to arraign before the bar of public opinion     
arraignment  , , 
arrange  , , 
arrangement  , , 
arranger
arrant, , 
arras, ,  
array , , 
arrearage, , 
arrears, , 
arrest, , under arrest  
arrester, , lightning arrester  
arresting arrest,  , 
arriere-ban   ,  
arriere-pensee 
arris,  
arrival,  , 
arrive, , to arrive at a conclusion   
arrogance, , 
arrogant, , 
arrogate   , ,   
arrow, , -
arrow-head,  , = arrow
arrow-headed, 
arrowroot
arrowy, , 
arse
arsenal, , 
arsenic, 
arsenical= arsenic
arson
artI. , Faculty of Arts     , , industrial arts , , , , military art  , , he gained his ends by arts     , , art school  , manly art , to have art and part in    -.,   -., art is long, life is short  ,   II. 2 . . .   . to be
Artemis
arterial, , arterial drainage     
arteriosclerosis
artery, ,  
artesian
artful, 
artfulness, 
arthritis
ArthurianArthurian romances   
Artichoke
article, leading article  , 
articular
articulate, , 
articulation, , 
artifice, ,  
artificer, , 
artificial, artificial butter , artificial respiration  
artillerist
artillery, accompanying artillery  ,   
artilleryman
artisan, 
artist, ,   
artiste , 
artistic, 
artless, , 
arty   ,    
arum, 
Aryan, , 
