👉 The word "energizer" means something that can recharge or restore energy, often in a way that facilitates work or activity, much like a spark in a coal-powered stove or a spark from an electric battery. Detailed definition: Energizer refers to someone who, through their own effort, makes or provides more energy than they consume, thereby promoting life and health. Often used metaphorically for anyone who actively seeks out ways to replenish one's own resources, whether that be through actions like personal improvement or through increased productivity at work.