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# hexadecimal

[ hek-suh-des-uh-muhl ]

/ ËŒhÉ›k sÉ™ËˆdÉ›s É™ mÉ™l /

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adjective Computers, Mathematics.

Also hex. of or relating to a numbering system that uses 16 as the radix, employing the numerals 0 through 9 and representing digits greater than 9 with the letters A through F.

relating to or encoded in a hexadecimal system, especially for use by a digital computer.

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## Words nearby hexadecimal

hexachord, hexacosanoic acid, hexad, hexadecane, hexadecanoic acid, hexadecimal, hexaemeron, hexaethyl tetraphosphate, hexafluoride, hexagon, hexagonal

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Based on the Random House Unabridged Dictionary, Â© Random House, Inc. 2023

## How to use hexadecimal in a sentence

A MAC address is composed of six numbers, from 0 to 255, encoded in hexadecimal from 00 to FF.

Whatâ€™s shown, though, is what appears to be voter database information rendered into hexadecimal digits.

## British Dictionary definitions for hexadecimal

hexadecimal

/ (ËŒhÉ›ksÉ™ËˆdÉ›sÉªmÉ™l) /

adjective

relating to or using a number system whose base is 16 rather than 10

noun Also called: hexadecimal notation

a number system having a base 16; the symbols for the numbers 0â€“9 are the same as those used in the decimal system, and the numbers 10â€“15 are usually represented by the letters Aâ€“F. The system is used as a convenient way of representing the internal binary code of a computer

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
Â© William Collins Sons & Co. Ltd. 1979, 1986 Â© HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for hexadecimal

hexadecimal

[ hÄ•kâ€²sÉ™-dÄ•sâ€²É™-mÉ™l ]

Of, relating to, or based on the number 16.â™¦ The hexadecimal number system is a way of representing numbers where each successive digit or number represents a multiple of a power of 16. It uses the digits 0-9 plus the letters A, B, C, D, E, and F to represent the decimal values 10-15. For example, 4B7E represents (4 X 163) + (11 X 162) + (7 X 161) + (15 X 160), or 19,327 in the decimal system.

The American HeritageÂ® Science Dictionary
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