Standard Lemma guide

silicone

adj · noun · verb · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈsɪlɪkəʊn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: S IH1 L AH0 K OW2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having had cosmetic surgery, especially breast enlargement.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable, slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

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.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To join or treat (something) with a silicone-based product.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • silicone the bathtub to the tile

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To enhance or reconstruct (a body part) with a prosthesis containing silicone.

Definition source: English Wiktionary via Wiktextract

Usage: informal, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: silicone polymer

Antonyms: none provided

Broader terms: polymer, siloxane

Narrower terms: bouncing putty

History

Etymology

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

Across languages

Translations

28 source translations are retained for this English entry.

  • Bulgarian: силикон (silikon) — any of a class of inert compounds of silicon
  • Catalan: silicona — any of a class of inert compounds of silicon
  • Chinese Mandarin: 硅氧樹脂 /硅氧树脂 (guīyǎng shùzhī) — any of a class of inert compounds of silicon
  • Chinese Mandarin: 矽氧樹脂 /矽氧树脂 (xīyǎng shùzhī) — any of a class of inert compounds of silicon
  • Chinese Mandarin: 硅酮 (guītóng) — any of a class of inert compounds of silicon
  • Chinese Mandarin: 矽酮 (xītóng) — any of a class of inert compounds of silicon
  • Czech: silikon — any of a class of inert compounds of silicon
  • Danish: silikone — any of a class of inert compounds of silicon
  • Dutch: silicone — any of a class of inert compounds of silicon
  • Finnish: silikoni — any of a class of inert compounds of silicon
  • French: silicone — any of a class of inert compounds of silicon
  • German: Silikon — any of a class of inert compounds of silicon
  • Hungarian: szilikon — any of a class of inert compounds of silicon
  • Irish: sileacón — any of a class of inert compounds of silicon
  • Italian: silicone — any of a class of inert compounds of silicon
  • Japanese: シリコーン (shirikōn) — any of a class of inert compounds of silicon
  • Korean: 실리콘 (sillikon) — any of a class of inert compounds of silicon
  • Norwegian Bokmål: silikon — any of a class of inert compounds of silicon
  • Norwegian Nynorsk: silikon — any of a class of inert compounds of silicon
  • Polish: silikon — any of a class of inert compounds of silicon
  • Polish: sylikon — any of a class of inert compounds of silicon
  • Portuguese: silicone — any of a class of inert compounds of silicon
  • Romanian: silicon — any of a class of inert compounds of silicon
  • Russian: силикон (silikon) — any of a class of inert compounds of silicon
  • Spanish: silicona — any of a class of inert compounds of silicon
  • Swedish: silikon — any of a class of inert compounds of silicon
  • Tamil: மண்ணியப்படியம் — any of a class of inert compounds of silicon
  • Turkish: silikon — any of a class of inert compounds of silicon