bar magnet: meaning, definition, pronunciation and examples

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UK/ˈbɑː ˌmæɡ.nɪt/US/ˈbɑːr ˌmæɡ.nɪt/

Technical, Educational

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Quick answer

What does “bar magnet” mean?

A rectangular piece of ferromagnetic material (typically steel or iron) with two distinct magnetic poles (north and south) at opposite ends.

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Pronunciation

Definition

Meaning and Definition

A rectangular piece of ferromagnetic material (typically steel or iron) with two distinct magnetic poles (north and south) at opposite ends.

A standard, simple magnet shape, often used in educational demonstrations and basic magnetic applications. The term can be used metaphorically to describe anything or anyone that powerfully attracts or repels in a polarized, binary manner.

Dialectal Variation

British vs American Usage

Differences

No lexical or grammatical differences. The term is identical in both varieties.

Connotations

Identical scientific/educational connotations. No regional variation.

Frequency

Frequency is tied to physics/engineering education contexts; no significant regional variation in usage frequency.

Grammar

How to Use “bar magnet” in a Sentence

{verb} a bar magnetthe bar magnet {verb} {object}a bar magnet with {property}

Vocabulary

Collocations

strong
a simple bar magnetthe poles of a bar magneta permanent bar magneta strong bar magnet
medium
use a bar magnetplace a bar magnetmagnetic field of a bar magnethold a bar magnet
weak
metal bar magnetold bar magnetsmall bar magnetstandard bar magnet

Examples

Examples of “bar magnet” in a Sentence

adjective

British English

  • bar-magnet properties (hyphenated when used attributively before a noun)

American English

  • bar magnet experiment (open compound attributive noun)

Usage

Meaning in Context

Business

Rare. Possibly in procurement contexts for educational or manufacturing supplies.

Academic

Common in physics textbooks, lecture demonstrations, and elementary science curricula.

Everyday

Used in home science kits, basic DIY, or when explaining simple magnetic principles.

Technical

Standard term in physics and engineering for describing a specific magnet configuration; used in laboratory settings and technical manuals.

Vocabulary

Synonyms of “bar magnet”

Neutral

rectangular magnet

Weak

magnetlodestone (historical/poetic)

Vocabulary

Antonyms of “bar magnet”

non-magnetic bardiamagnetic materialdemagnetized steel

Watch out

Common Mistakes When Using “bar magnet”

  • Incorrect hyphenation: 'bar-magnet' (generally not hyphenated in modern usage).
  • Confusing with other magnet shapes: 'horseshoe magnet' or 'disk magnet'.

FAQ

Frequently Asked Questions

They are typically made from ferromagnetic materials like alnico (aluminium, nickel, cobalt), ferrite (ceramic), or rare-earth metals (neodymium).

Yes, permanent bar magnets can lose their magnetism if heated above their Curie temperature, subjected to strong opposing magnetic fields, or physically damaged.

A bar magnet is straight, with poles at opposite ends. A horseshoe magnet is bent into a U-shape, bringing the poles closer together to create a stronger, more concentrated magnetic field between them.

It is an open compound noun, written as two separate words: 'bar magnet'. It is not hyphenated in standard modern usage except occasionally when used attributively (e.g., 'bar-magnet strength').

A rectangular piece of ferromagnetic material (typically steel or iron) with two distinct magnetic poles (north and south) at opposite ends.

Bar magnet is usually technical, educational in register.

Bar magnet: in British English it is pronounced /ˈbɑː ˌmæɡ.nɪt/, and in American English it is pronounced /ˈbɑːr ˌmæɡ.nɪt/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • like a bar magnet (attracting/repelling strongly and predictably)

Learning

Memory Aids

Mnemonic

Imagine a chocolate BAR that is MAGNETised to the fridge door. A BAR MAGNET sticks to metal surfaces.

Conceptual Metaphor

A PERSON/THING AS A BAR MAGNET: "In the debate, he was a bar magnet, attracting support and repelling criticism with equal force."

Practice

Quiz

Fill in the gap
In our physics class, we used a simple to demonstrate magnetic attraction.
Multiple Choice

What is the defining characteristic of a 'bar magnet'?