The Jaffe reaction is a colorimetric method used in clinical chemistry to determine creatinine levels in blood and urine.
TRIN (finance) The TRIN, or Arms index, developed by Richard Arms in the 1970s, is a short-term technical analysis stock market trading indicator based on the Advance-Decline Data. The name is short for TRading INdex.
triâ¢athâ¢lon. 1. an athletic contest comprising three consecutive events, usu. swimming, bicycling, and distance running, and won by the contestant finishing the entire contest in the least time. 2. a women's track-and-field competition comprising the 100-meter dash, high jump, and shot put.