[1] : WordNet (r) 2.0

think tank
     n : a company that does research for hire and issues reports on
         the implications syn: think factory
see also:
think factory 

Think Tank >> T Words
Think Tank, definition of term: Think Tank
think+tank_pag1.html

Think >> T Words
Think, definition of term: Think
think_pag1.html

Tank >> T Words
Tank, definition of term: Tank
tank_pag1.html

Think Over >> T Words
Think Over, definition of term: Think Over
think+over_pag1.html

Think About >> T Words
Think About, definition of term: Think About
think+about_pag1.html

Think Of >> T Words
Think Of, definition of term: Think Of
think+of_pag1.html

Water Tank >> W Words
Water Tank, definition of term: Water Tank
water+tank_pag1.html

Fish Tank >> F Words
Fish Tank, definition of term: Fish Tank
fish+tank_pag1.html