The term 'LOW JOINT' can be broken down into four crossword solutions: ANKLE (5 letters), KNEE (4 letters), DIVE (4 letters), and ZLVQ (4 letters). The first two solutions, ANKLE and KNEE, refer to two of the body's major joints. The ANKLE is a joint located between the foot and the leg, while the KNEE is a joint located between the thigh and the lower leg. The third solution, DIVE, refers to an action in which a person jumps or falls into a body of water. Finally, ZLVQ is an acronym for the Zero Liquid Discharge System, which is a wastewater treatment system designed to reduce the amount of liquid waste discharged into the environment.