Unix

/ˈjuː.nɪks/ name, noun, slang

name, noun, slang ·Moderate ·High school level

Meaning at a glance

  • Primary sense: Any of the above plus Unix-like operating systems similar to Unix but not qualifying for use of the UNIX trademark.
  • Grammar: unix is listed as name, noun, slang.
  • Nearest alternatives: unix system, posix-compatible, posix-compliant, unix operating system.
  • Useful contrasts: Windows-based, closed design, monolithic design.
  • Usage evidence: There is a saying, that "Those who don't understand UNIX are condemned to reinvent it, poorly". If one looks at the Linux desktop, one will realise, that it's also true for desktop operating systems.

How to use "unix"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "unix" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "unix" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "unix" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "unix" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "unix" is acting as name, noun, slang in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "unix system" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "unix", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    Any of the above plus Unix-like operating systems similar to Unix but not qualifying for use of the UNIX trademark. informal

    "GNU is not Unix."

  2. 2
    Alternative form of Unix. alt-of, alternative
  3. 3
    trademark for a powerful operating system wordnet
Proper Noun
  1. 1
    An operating system that shares the original source code by Dennis Ritchie and Ken Thompson.
  2. 2
    Alternative letter-case form of Unix. alt-of

    "The successful candidate will have a BS in Computer Science (MS preferred) and 4–7 years experience with the UNIX development environment using high level tools which UNIX provides."

  3. 3
    An operating system largely compatible with Unix that qualifies for use of the UNIX trademark, currently owned by The Open Group.

Synonyms

All synonyms
unix systemposix-compatibleposix-compliantunix operating systemunix osunix philosophy

Antonyms

Windows-basedclosed designmonolithic designnon POSIX-compliant

Example

"There is a saying, that "Those who don't understand UNIX are condemned to reinvent it, poorly". If one looks at the Linux desktop, one will realise, that it's also true for desktop operating systems."

Common questions

What does "unix" mean?

Any of the above plus Unix-like operating systems similar to Unix but not qualifying for use of the UNIX trademark.

What is a synonym for "unix"?

Common synonyms include: unix system, posix-compatible, posix-compliant, unix operating system, unix os, unix philosophy.

How do you use "unix" in a sentence?

There is a saying, that "Those who don't understand UNIX are condemned to reinvent it, poorly". If one looks at the Linux desktop, one will realise, that it's also true for desktop operating systems.

How do you pronounce "unix"?

Pronounced /ˈjuː.nɪks/.

Etymology

Etymology tree English Multics ▲ English eunuchinflu. English Unix A pun on Multics to sound like eunuchs, as Unix was considered to be an emasculated Multics (see multi- and uni-). Likely coined by Canadian computer scientist Brian Kernighan in 1970.

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