As you may have noticed, above you will find words for "A transparent, viscous, non-Newtonian lubricating fluid which is found in the cavities of synovial joints or bursae and secreted by the synovial membrane; its main purpose is to reduce friction between the articular cartilage of synovial joints during movement.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.