[1] : WordNet (r) 2.0

hot-water tank
     n : a heater and storage tank to supply heated water syn: water
         heater, hot-water heater
see also:
water heater hot-water heater 

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

Hot-Water Bottl >> H Words
Hot-Water Bottl, definition of term: Hot-Water Bottl
hot-water+bottl_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

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