[ hek-suh-des-uh-muhl ]
/ ˌhɛk səˈdɛs ə məl /
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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for hexadecimal
/ (ˌhɛksəˈdɛsɪməl) /
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 0–9 are the same as those used in the decimal system, and the numbers 10–15 are usually represented by the letters A–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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for hexadecimal
[ hĕk′sə-dĕs′ə-məl ]
Of, relating to, or based on the number 16.♦ 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 Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.