the inner part of an organ or structure in plant or animal | excess bodily weight |
lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata) | a kind of body tissue containing stored fat that serves as a source of energy; it also cushions and insulates vital organs |
a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers | a soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides) |