- Also octonary. of or relating to the number system with base 8, employing the numerals 0 through 7.
- relating to or encoded in an octal system, especially for use by a digital computer.
- (of an electronic device) having eight pins in its base for electrical connections.
Origin of octal
Examples from the Web for octal
Historical Examples of octal
Memory registers 1-777 (octal) are available for use as normal memory registers if they are not being used as index registers.
The contents of octal digits 0-5 of the index register location are unaffected by this instruction.
This instruction will rotate the bits of the Accumulator right N positions, where N is octal digits 7-11 of the instructions word.
Normally, the machine would require 36 bits or 12 octal digits to be written for each instruction used in the machine.
- Relating to a number system having a base of 8. Each place in an octal number represents a power of 8. Octal notation has often been used in computer programming because three-digit binary numbers are readily converted into one-digit octal numbers from 0 to 7.