Saline water covers approximately 72% of the planet's surface (~3.6Ã10 km2) and is customarily divided into several principal oceans and smaller seas, with the ocean covering approximately 71% of Earth's surface and 90% of the Earth's biosphere.
Hypertrophic: Exhibiting hypertrophy (enlargement or overgrowth of an organ or part of the body due to increased size of the constituent cells), as in hypertrophic cardiomyopathy.
A spinal ligament that has thickened over the course of time is said to be hypertrophic. This means that cells within the ligament â for example, the ligamentum flavum â have become enlarged. This can occur as a natural part of the aging process, or as a result of a congenital condition.