Static Strength is the single-repetition maximum dead weight that one can hold stationary and in control. This action is commonly called a pause or a hold. Concentric Strength is the single-repetition maximum dead weight that one can lift at a steady controlled pace. This motion is commonly called a positive rep. Limit strength is absolute strength with the aid of supplements, hypnosis, therapy, steroids, acupuncture or any other unnatural aids.
Relative strength is absolute strength, as defined above, divided by bodyweight.
This is the measure used when discussing pound for pound strength. It requires the development of lean muscle mass and the elimination of fat. There are several definitions of strength that refer to power or performance instead of strength in the traditional sense. We elaborate below. No strength definition refers to size or shape.