Physics. the distance, measured in the direction of propagation of a wave, between two successive points in the wave that are characterized by the same phase of oscillation. on the same wavelength, in sympathy or rapport: We seemed to be on the same wavelength from the moment we met.
Causes of Elbow Pain. Elbow pain is sometimes due to arthritis, but in general, most elbow pain results from overuse injuries. Sports or any activities and professions that require repetitive hand, wrist or arm movements are more prone to elbow injury. Common causes of elbow pain are bursitis, elbow strains, and arthritis.
Causes and Symptoms of Swollen Elbow. There are many causes behind swollen elbow but swelling without pain can be observed in very few conditions. The major cause for such condition is excessive pressure. Leaning on the elbow, on any surface which is hard, may put pressure on the bursae.It may get squeezed between the bone and the hard surface on which you are leaning and may get irritated which may result in swelling. It may or may not be associated with pain.he major cause for such condition is excessive pressure. Leaning on the elbow, on any surface which is hard, may put pressure on the bursae. It may get squeezed between the bone and the hard surface on which you are leaning and may get irritated which may result in swelling. It may or may not be associated with pain.