Standard Lemma guide

Carborundum

noun · 3 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.

  • /ˌkɑɹ.bəˈɹʌn.dəm/
  • CMU ARPABET: K AA2 R B ER0 AH1 N D AH0 M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Alternative letter-case form of carborundum.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Crystals of silicon carbide used as an abrasive.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

an abrasive composed of silicon carbide crystals

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: abrasive, abradant, abrasive material

History

Etymology

Blend of carbon + corundum; originally a trade name.

Across languages

Translations

7 source translations are retained for this English entry.

  • German: Carborundum — crystals of silicon carbide used as an abrasive
  • German: Karborund — crystals of silicon carbide used as an abrasive
  • Italian: carborundum — crystals of silicon carbide used as an abrasive
  • Navajo: tsé béésh bee daakʼaashígíí — crystals of silicon carbide used as an abrasive
  • Russian: карбору́нд (karborúnd) — crystals of silicon carbide used as an abrasive
  • Turkish: Karburundum — crystals of silicon carbide used as an abrasive
  • Ukrainian: карбору́нд (karborúnd) — crystals of silicon carbide used as an abrasive