Mg

/meɪd͡ʒ/ adj, name, noun

adj, name, noun ·Rare ·Advanced level

Meaning at a glance

  • Primary sense: A sports car manufactured by Morris Garages.
  • Grammar: mg is listed as adj, name, noun.
  • Nearest alternatives: milligram, atomic number 12, dosage, dose notation.
  • Useful contrasts: gram, kilogram.
  • Usage evidence: Magnesium is the name for the chemical element with atomic number 12 and is represented by the symbol Mg. Magnesium is an alkaline earth metal.

How to use "mg"

  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 "mg" 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 "mg" 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 "mg" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "mg" 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 "mg" is acting as adj, name, noun 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 "milligram" 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 "mg", 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
    A sports car manufactured by Morris Garages. countable

    "Joseph […] walked directly to the driverʼs side of a perfectly beautiful red MG."

  2. 2
    Abbreviation of meaning. abbreviation, alt-of

    "The Ger. zurück-weisen has just the same mgs."

  3. 3
    Abbreviation of Maung A title for males (analogous to Mr in standard English). Myanmar, abbreviation, alt-of
  4. 4
    Abbreviation of mage A gender-neutral title used instead of Mr (Mister), Mrs (Mistress), etc. abbreviation, alt-of
  5. 5
    one thousandth (1/1,000) gram wordnet
Show 4 more definitions
  1. 6
    Initialism of machine gun. abbreviation, alt-of, countable, initialism
  2. 7
    a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine) wordnet
  3. 8
    Initialism of mycotic granulomatosis. abbreviation, alt-of, countable, initialism, uncountable
  4. 9
    Initialism of myasthenia gravis. abbreviation, alt-of, countable, initialism
Adjective
  1. 1
    Initialism of machine-glazed. abbreviation, alt-of, initialism, not-comparable
Proper Noun
  1. 1
    Initialism of Morris Garages, a British sports-car manufacturer. abbreviation, alt-of, initialism
  2. 2
    Initialism of Minas Gerais: a state of Brazil. abbreviation, alt-of, initialism

Synonyms

All synonyms
milligramatomic number 12dosagedose notationmagnesiummilligrams

Antonyms

Example

"Magnesium is the name for the chemical element with atomic number 12 and is represented by the symbol Mg. Magnesium is an alkaline earth metal."

Common questions

What does "mg" mean?

A sports car manufactured by Morris Garages.

What is a synonym for "mg"?

Common synonyms include: milligram, atomic number 12, dosage, dose notation, magnesium, milligrams.

How do you use "mg" in a sentence?

Magnesium is the name for the chemical element with atomic number 12 and is represented by the symbol Mg. Magnesium is an alkaline earth metal.

How do you pronounce "mg"?

Pronounced /meɪd͡ʒ/.

Etymology

Etymology 1

Abbreviation of Maung. Borrowed from Burmese မောင် (maung).

Etymology 2

Coined in 2024, at least in part on the mistaken notion that mage is descended from magister, the same as Mr and Ms.

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