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hexadecimal

noun

Simple meaning

A number system with base sixteen, using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C.

Pronunciation

Say it like this:

hehksaydehsuhmuhl

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IPA pronunciation (US)

ˈhɛkseɪˈdɛsəməl

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. countablecomputing

    A number expressed in the hexadecimal system.

  2. arithmeticcomputinguncountable

    A number system with base sixteen, using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F, most used in computing as a hexadecimal digit can represent four bits, half a standard byte, and thus a single byte can be represented conveniently with two digits.

Word at a Glance

Difficulty
C1 · Advanced (estimated)
Frequency
Uncommon

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hexadecimal notationhexadecimal systemhexadecimal numberhexadecimal valuehexadecimal digithexadecimal formathexadecimal codehexadecimal representation

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • hexadecimal digitnounCompound term

    A digit from 0 to 15 in hexadecimal notation.

  • hexadecimal notationnounCompound term

    Any notation that uses 16 different characters.

  • hexadecimal number systemnounCompound term

    A positional system of numeration that uses hexadecimal digits and a radix of sixteen.

  • hexadecimal systemnounCompound term

    A positional system of numeration that uses hexadecimal digits and a radix of sixteen.

More about this wordSynonyms, forms, origin

Synonyms

Sense: number expressed in the hexadecimal system

hexInformal

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.