n, pl  -ter*ies  1 a  :  a combination of apparatus for producing a single electrical effect  b  :  a group of two or more cells connected together to furnish electric current : also  :  a single cell that furnishes electric current  2  :  a group or series of tests : esp  :  a group of intelligence or personality tests given to a subject as an aid in psychological analysis .
 
   
 
Similar sounding terms:  beta ray  bit·ter  BUdR  but·ter 
 
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