1) a metal container in which water etc is heated e.g. for supplying hot water (boiler)

2) arteries supplying blood to the heart: coronary thrombosis (= the formation of a clot in a coronary artery) (coronary)

3) an apparatus for supplying warmth to a room or for heating water etc (heater)

4) the process of supplying and receiving healthy food; the scientific study of food values (nutrition)

5) to make (something) stronger by adding or supplying more people or material (reinforce)

6) a formal expression of opinion by an official meeting; something one makes up one's mind to do; the ending (of a doubt, problem etc) by supplying an answer (resolution)