Silicone

/ˈsɪlɪkəʊn/ adj, noun, verb, slang

adj, noun, verb, slang ·Moderate ·High school level

Meaning at a glance

  • Primary sense: Any of a class of inert, semi-inorganic polymeric compounds (polysiloxanes), that have a wide range of thermal stability and extreme water repellence, used in a very wide range of industrial applications, and in prosthetic replacements for body parts.
  • Grammar: silicone is listed as adj, noun, verb, slang.
  • Nearest alternatives: silicone polymer, mucilage, mucus, polysiloxane-based.
  • Useful contrasts: non-silicone.
  • Usage evidence: Tsuji says he uses resin, platinum and silicone as well as other materials to construct three-dimensional portraits of people such as Andy Warhol and Salvador Dali.

How to use "silicone"

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

If your draft is formal, technical, persuasive, or sensitive, compare "silicone" 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 "silicone" is acting as adj, noun, verb, 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 "silicone polymer" 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 "silicone", 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 a class of inert, semi-inorganic polymeric compounds (polysiloxanes), that have a wide range of thermal stability and extreme water repellence, used in a very wide range of industrial applications, and in prosthetic replacements for body parts. countable, uncountable

    "[H]e had little time or respect for the rich skip bitches who were his neighbours, useless fake-tanned women with plastic smiles and silicone tits who spent their husbands' money on afternoon teas, endless shopping and personal trainers."

  2. 2
    any of a large class of siloxanes that are unusually stable over a wide range of temperatures; used in lubricants and adhesives and coatings and synthetic rubber and electrical insulation wordnet
Verb
  1. 1
    To join or treat (something) with a silicone-based product. transitive

    "silicone the bathtub to the tile"

  2. 2
    To enhance or reconstruct (a body part) with a prosthesis containing silicone. informal, transitive

    "The next girl, with huge, perfectly spherical, siliconed breasts perched high on her slender chest, got the loudest roar. ‘Oh, there are two things I like about her!’ shouted the DJ. ‘How about you, boys?’"

Adjective
  1. 1
    Having had cosmetic surgery, especially breast enlargement. not-comparable, slang

    "Besides, the bevy of silicone beauties surrounding him would have been difficult, not to mention ego-crushing, to wade through."

Synonyms

All synonyms
silicone polymermucilagemucuspolysiloxane-basedsilicone compoundsilicone elastomer

Antonyms

Example

"Tsuji says he uses resin, platinum and silicone as well as other materials to construct three-dimensional portraits of people such as Andy Warhol and Salvador Dali."

Common questions

What does "silicone" mean?

Any of a class of inert, semi-inorganic polymeric compounds (polysiloxanes), that have a wide range of thermal stability and extreme water repellence, used in a very wide range of industrial applications, and in prosthetic replacements for body parts.

What is a synonym for "silicone"?

Common synonyms include: silicone polymer, mucilage, mucus, polysiloxane-based, silicone compound, silicone elastomer.

How do you use "silicone" in a sentence?

Tsuji says he uses resin, platinum and silicone as well as other materials to construct three-dimensional portraits of people such as Andy Warhol and Salvador Dali.

How do you pronounce "silicone"?

Pronounced /ˈsɪlɪkəʊn/.

Etymology

From silicon + -one. Originally obtained by the attempted synthesis of the silicon equivalent of a ketone.

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