boot block

== English == === Alternative forms === bootblock === Etymology === From boot +‎ block. === Noun === boot block (plural boot blocks) (computing) A dedicated block usually at the beginning (first block on first track) of a storage medium that holds special data used to start a system. Some systems use a boot block of several physical sectors, while some use only one boot sector. Other manufacturers use the terms boot block and boot sector interchangeably. ==== Synonyms ==== boot sector ==== Translations ==== ==== See also ==== block MBR sector