The period in the reflow process after peak temperature when the temperature drops to the point where the solder joints fuse or solidify.

A gradual slowing for a few minutes at the end of exercise. Lets your body temperature, heart rate, blood pressure, etc., return to normal slowly and safely.

Slow, stretching activities to help students' heart rates return to normal and to help students reflect on the process they have just undergone. Warmup activities can be adapted for use as cooldown exercises.

a temporary property attached to the caster of an ability when the ability is activated

In numerous video games, a cooldown is the minimum length of time between uses of an item or ability. Ranging from as short as less than a second (such as certain spells in Warcraft 3) to over 72 hours, cooldowns often function to restrict and control players' access to particularly powerful items or abilities.

See: Recharge.