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abacus  | 
        
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n. [そろばん] manual computing device consisting of a frame holding parallel rods strung with movable counters That would be awesome - a typical abacus can count up to something like 11 million.  | 
        
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aberrant  | 
        
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n. [異常] abnormal;  markedly different from an accepted norm Given the aberrant nature of the data, we doubted the validity of the entire experiment.  | 
        
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abode  | 
        
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n. [ドゥエリング] act of waiting; delay; stay or continuance in a place I shall take up my abode in a religious house near Lisle - a nunnery you would call it; there, I shall be quiet and unmolested.  | 
        
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abominable  | 
        
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a. [不愉快な] detestable; extremely unpleasant; very bad Mary liked John until she learned he was dating Susan; then she called him an abominable young man.  | 
        
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aboriginal  | 
        
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a. [先住民] being the first of its kind in a region; primitive; native Her studies of the primitive art forms of the aboriginal Indians were widely reported in scientific journals.  | 
        
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absurdity  | 
        
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n. [不条理] quality of being absurd or inconsistent with obvious truth, reason, or sound judgment; logical contradiction His story of being kidnapped by little green men is sheer absurdity.  | 
        
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abut  | 
        
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v. [アバット] border upon; adjoin; touch or end at one end or side; lie adjacent Where our estates abut, we must build a fence.  | 
        
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abysmal  | 
        
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a. [ひどい] bottomless; very profound; limitless; very bad She spent hours sitting alone, in abysmal misery, because it seemed to be in plain sight, yet she couldn't define it.  | 
        
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acclaim  | 
        
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v. [かっさい] applaud; announce with great approval The NBC sportscasters will acclaim every American victory in the Olympics.  | 
        
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accumulate  | 
        
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v. [蓄積] pile up; collect;  mount up; increase The tendency of Capital to accumulate is a big threat to the free market.  | 
        
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acoustics  | 
        
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n. [音響] science of sound; the quality that makes a room easy or hard to hear in Music lovers like Carnegie Hall because of its fine acoustics.  | 
        
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acumen  | 
        
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n. [洞察] mental keenness; quickness of perception However, her team's political acumen is clearly beyond mine, an Ivy League Medical Science Professor and NOT a Political 'Science' Professor.  | 
        
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