knuckling References knuckling equine disorder Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: knuckle“Knuckling” is used to describe a deformity of the leg of a horse caused by a contraction of the posterior tendon of the fetlock. Read More“Knuckling” is used to describe a deformity of the leg of a horse caused by a contraction of the posterior tendon of the fetlock. Read More