Borax

/ˈbɔː.ɹæks/ noun, verb

noun, verb ·Rare ·Advanced level

Meaning at a glance

  • Primary sense: A white or gray/grey crystalline salt, with a slight alkaline taste, used as a flux, in soldering metals, making enamels, fixing colors/colours on porcelain, and as a soap, etc.
  • Grammar: borax is listed as noun, verb.
  • Nearest alternatives: alcohol, borate buffer, borax buffer, borax powder.
  • Useful contrasts: acid buffer, nonborate, nonborate cleaner.
  • Usage evidence: Borax is probably the best known compound of boron.

How to use "borax"

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

If your draft is formal, technical, persuasive, or sensitive, compare "borax" 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 "borax" is acting as noun, verb 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 "alcohol" 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 "borax", 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 white or gray/grey crystalline salt, with a slight alkaline taste, used as a flux, in soldering metals, making enamels, fixing colors/colours on porcelain, and as a soap, etc. uncountable, usually

    "“The best way to clean the machine is to put a pound of borax and a gallon of vinegar in the machine and run the longest, hottest cycle you have,” he says."

  2. 2
    an ore of boron consisting of hydrated sodium borate; used as a flux or cleansing agent wordnet
  3. 3
    The sodium salt of boric acid, Na₂B₄O₇, either anhydrous or with 5 or 10 molecules of water of crystallization; sodium tetraborate. uncountable, usually
  4. 4
    Cheap or tawdry furniture or other works of industrial design. attributive, sometimes, uncountable, usually

    "Furniture isn't made to last thirty years or longer because they took a survey and found that young homemakers like to throw their furniture out and bring in all new, color-coded borax every seven years."

Verb
  1. 1
    To treat with borax. transitive

Synonyms

All synonyms
alcoholborate bufferborax bufferborax powderchemicalcleanser

Antonyms

acid buffernonboratenonborate cleaner

Example

"Borax is probably the best known compound of boron."

Common questions

What does "borax" mean?

A white or gray/grey crystalline salt, with a slight alkaline taste, used as a flux, in soldering metals, making enamels, fixing colors/colours on porcelain, and as a soap, etc.

What is a synonym for "borax"?

Common synonyms include: alcohol, borate buffer, borax buffer, borax powder, chemical, cleanser.

How do you use "borax" in a sentence?

Borax is probably the best known compound of boron.

How do you pronounce "borax"?

Pronounced /ˈbɔː.ɹæks/.

Etymology

From Middle English boras, from Anglo-Norman boreis, from Medieval Latin borax, baurach (“borax”), from Arabic بَوْرَق (bawraq), from Middle Persian bwlk' (bōrag), which yielded Persian بوره (bure).

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