1. 
   Battery holder
   A battery holder is one or more compartments or chambers for holding a battery. For dry cells, the holder must also make electrical contact with the battery terminals. For wet cells, cables are often connected to the battery terminals, as is found in automobiles or emergency lighting equipment. A b...
   Found op http://en.wikipedia.org/wiki/Battery_holder
   
   

Tip: double click on a word to show its meaning.