Saber Tail: Carried in a semicircle.

Sable: Coat color produced by black-tipped hairs on a background of silver, gold, gray, fawn, or brown.

Sacrum: The region of the vertebral column that consists of three fused vertebrae that articulate the pelvic girdle.

Saddle: Markings in the shape of a saddle over the back. Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Saddle Back: Overlong back, with a dip behind the withers.

Saint Bernard: A breed of large strong dog developed in Switzerland, having a thick brown and white coat, originally used by monks of the hospice of Saint Bernard in the Swiss Alps to help patrol the snow-covered region.

Saline: A saline solution, especially one that is isotonic with blood and is used in medicine and surgery.

Saluki: An ancient breed of tall slender dog developed in Arabia and Egypt and having a smooth, silky, variously colored coat.

Samoyed: A breed of medium-sized dog originally developed in northern Eurasia, having a thick, long, white or cream-colored coat.

Sandy: Used to describe several breeds, this color is a dull, yellowish gray of medium saturation. Color definitions may vary by breed. Always check the breed standard for the definitive color description.