Anabolic steroids are synthetically produced variants of the naturally occurring male hormone testosterone. Both males and females have testosterone produced in their bodies: males in the testes, and females in the ovaries and other tissues.
Definition of puzzle jug. : a ceramic pitcher or jug with pierced neck that will pour without spilling only if certain holes are covered with the fingers.
15 Puzzle. The 15 puzzle is a sliding square puzzle commonly (but incorrectly) attributed to Sam Loyd. However, research by Slocum and Sonneveld (2006) has revealed that Sam Loyd did not invent the 15 puzzle and had nothing to do with promoting or popularizing it.