Abduction - Movement of a limb away from middle of body, such as bringing arm to shoulder height from hanging-down position.

Definition - The absence of fat over clearly delineated muscular movement. Definition is often referred to as "muscularity," and a highly defined bodybuilder has so little body fat that very fine grooves of muscularity called "striations" will be clearly visible over each major muscle group.

Kuscik, Nina - First official women's champ with her 1972 "Boston Marathon" win, Kuscik was a two-time "New York City Marathon" champ.

Lactase - enzyme secreted by; the small intestine for the digestion of lactose

Layoff - Most bodybuilders take a one to two week layoff from bodybuilding training from time to time. During this time, no exercise is done whatsoever. A layoff after a period of intense precompetition training is particularly benegicial as a means of allowing the body to completely rest, recuperate, and heal any minor training injuries that might have cropped up during the peaking cycle.