Prepatellar bursitis (also referred to as patellar bursitis) is a painful condition affecting the front of the kneecap (patella). The prepatellar bursa is usually very thin and serves as a cushion between the patella and your skin, protecting your kneecap and the soft tissue that holds it is place.repatellar Bursitis. Bursitis in the knee is a very painful condition in which a bursa sac becomes irritated and inflamed, affecting the bursa and the soft tissue around it. A bursa is a sac of synovial fluid, rich in protein and collagen.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  sylvan(Noun) One that resides in the woods. 2  sylvan(Adjective) pertaining to the forest, or woodlands. 3  sylvan(Adjective) residing in a forest or wood.  sylvan(Adjective) wooded, or covered in forest.
slenÂ·der (slÄnâ²dÉr) adj. slenÂ·derÂ·er, slenÂ·derÂ·est 1. a. Having little width in proportion to height or length; long and thin: a slender rod. b. Thin and delicate in build; gracefully slim: She was slender as a willow shoot is slenderâand equally graceful, equally erect (Frank Norris). 2. Small in amount or extent; meager: slender wages; a slender chance of survival. [Middle English sclendre, slendre.]