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[from `high-order bit'] n. 1. The most significant bit in a byte. 2. By extension, the most significant part of something other than...
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View Definition: infant mortality
n. It is common lore among hackers (and in the electronics industry at large; this term is possibly techspeak by now) that the chances of sudden hardware failure drop off exponentially with a machine's time since power-up (that is, until the relatively distant time at which enough mechanical wear in I/O devices and thermal-cycling stress in components has accumulated for the machine to start going senile). Up to half of all chip and wire failures happen within a new system's first few weeks; such failures are often referred to as `infant mortality' problems (or, occasionally, as `sudden infant death syndrome'). See