3rd/4th Word of the Week: Glacial

From Google Dictionary:

Glacial:

adjective: glacial

1. 
   
2. 1.

   relating to, resulting from, or denoting the presence or agency of ice, especially in the form of glaciers.

   "thick glacial deposits"

   • very cold; icy.

     "his glacial blue eyes"

     
     

     
     
     
     
     
     
     
     
     
     extremely slow (like the movement of a glacier).
   • 
     
   •   "an official described progress in the talks as glacial"

   
   

   
   

        Latin root:  glacies (ice), related words:  glaciation, glacier