separator: meaning, definition, pronunciation and examples

C1
UK/ˈsep.ər.eɪ.tər/US/ˈsep.ə.reɪ.t̬ɚ/

Technical / Formal

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Quick answer

What does “separator” mean?

An object, device, or feature that divides, partitions, or keeps two or more things apart.

Audio

Pronunciation

Definition

Meaning and Definition

An object, device, or feature that divides, partitions, or keeps two or more things apart.

A machine or process used to isolate components from a mixture (e.g., cream from milk, metals from ore); a character or piece of code used to delimit data (in computing).

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Spelling differences follow regional norms (e.g., 'separator' vs. 'separater' is non-standard; the '-or' ending is universal). Potential minor variation in pronunciation of the final syllable.

Connotations

Neutral and technical in both varieties.

Frequency

Slightly higher frequency in American technical/industrial contexts due to wider manufacturing discourse, but the difference is negligible.

Grammar

How to Use “separator” in a Sentence

[separator] between [A] and [B][separator] for [substance/component]act as a [separator]

Vocabulary

Collocations

strong
cyclone separatormagnetic separatorcream separatoroil separatordata separator
medium
efficient separatormechanical separatorliquid separatoruse a separator
weak
large separatornew separatorinstall a separatorfunction as a separator

Examples

Examples of “separator” in a Sentence

verb

British English

  • [Not applicable. 'Separator' is a noun. The verb is 'separate'.]

American English

  • [Not applicable. 'Separator' is a noun. The verb is 'separate'.]

adverb

British English

  • [Not applicable. The related adverb is 'separately'.]

American English

  • [Not applicable. The related adverb is 'separately'.]

adjective

British English

  • [Not applicable. The related adjective is 'separate' or 'separable'.]

American English

  • [Not applicable. The related adjective is 'separate' or 'separable'.]

Usage

Meaning in Context

Business

Refers to equipment for waste management or material processing (e.g., 'Install a sand separator in the drainage system').

Academic

Used in chemistry, physics, and engineering to describe apparatus for isolating mixture components (e.g., 'The centrifuge acted as a cell separator').

Everyday

Rare. May refer to a kitchen gadget (e.g., egg separator) or a document divider in a folder.

Technical

Precise term for devices in industrial processes, computing (e.g., 'field separator in a CSV file'), and laboratory work.

Vocabulary

Synonyms of “separator”

Strong

isolatordemarcatordelimiter

Weak

Vocabulary

Antonyms of “separator”

Watch out

Common Mistakes When Using “separator”

  • Misspelling as 'seperator' (follow 'separate').
  • Using 'separator' for a person who separates (use 'separatist' or 'mediator' contextually).
  • Confusing with 'separation' (the process) or 'separable' (the adjective).

FAQ

Frequently Asked Questions

No, it is an inanimate object or device. For a person who separates things, context-specific terms like 'referee', 'mediator', or 'sorter' are used. In politics, 'separatist' is used.

A separator divides components based on properties like density, size, or magnetism, often to isolate distinct phases (e.g., solid from liquid). A filter primarily removes solid particles from a fluid by passing it through a porous medium. All filters are separators, but not all separators are filters.

Stress the first syllable: SEP-uh-ray-tor. In American English, the final 't' sound often becomes a soft 'd' (a flap), and the final 'r' is pronounced. In British English, the 't' is clearer and the final 'r' is not strongly pronounced unless followed by a vowel.

Often, yes, especially for physical partitions (e.g., room divider/separator). However, 'separator' implies a stronger functional focus on keeping things distinct or isolating components, especially in technical contexts where 'divider' would sound less precise (e.g., 'centrifugal separator', not 'centrifugal divider').

An object, device, or feature that divides, partitions, or keeps two or more things apart.

Separator is usually technical / formal in register.

Phrases

Idioms & Phrases

  • [No common idioms specific to 'separator'. It is a technical term.]

Learning

Memory Aids

Mnemonic

Think: 'SEParate' + 'OR' (a thing that does). A separator is the thing that does the separating.

Conceptual Metaphor

A WALL/SCREEN that filters or isolates.

Practice

Quiz

Fill in the gap
In data processing, a common field is the comma, as used in CSV files.
Multiple Choice

In which context is the word 'separator' LEAST likely to be used?