The nature of a convergent boundary depends on the type of plates that are colliding. Where a dense oceanic plate collides with a less-dense continental plate, the oceanic plate is typically thrust underneath because of the greater buoyancy of the continental lithosphere, forming a subduction zone.
Medical Definition of URINAL. 1. : a vessel so constructed that it can be used for urination by a bedridden patient. 2. : a container worn by a person with urinary incontinence.
The prostate is a small gland in men that's part of the reproductive system. It's about the shape and size of a walnut. The prostate rests below the bladder and in front of the rectum. It surrounds part of the urethra, the tube that carries urine from the bladder.