a shade of white the color of bleached bones | mold used in the production of phonograph records, type, or other relief surface |
rigid connective tissue that makes up the skeleton of vertebrates | the formative tissue at the base of a nail |
the porous calcified substance from which bones are made | the body substance in which tissue cells are embedded |
| (mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules |
| an enclosure within which something originates or develops |
| (geology) a mass of fine-grained rock in which fossils, crystals, or gems are embedded |