But when a horse develops laminitis, an inflamation of the tissue that bonds the horse's bone to the inner wall of the hoof, the hoof doesn't work properly, the animal is in pain and its health can be severely compromised. No lesser horse than the great Secretariat, the 1973 Triple Crown winner, was felled by laminitis.
â¢ URETER (noun) The noun URETER has 1 sense: 1. either of a pair of thick-walled tubes that carry urine from the kidney to the urinary bladder. Familiarity information: URETER used as a noun is very rare.
What OD And OS Mean. The first step to understanding your eyeglass prescription is knowing what OD and OS mean. They are abbreviations for oculus dexter and oculus sinister, which are Latin terms for right eye and left eye. Your eyeglass prescription also may have a column labeled OU..