razor blade

/ˈɹeɪzə(ɹ)ˈbleɪd/

//ˈɹeɪzə(ɹ)ˈbleɪd// noun

"razor-blade" is a 10-letter English headword indexed on PlainSpell.

The verdict

“razor blade” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A thin piece of steel with a sharp edge that can be fitted into a razor.

Key facts for razor blade
PropertyValue
Headwordrazor blade
LanguageEnglish
Part of speechNoun
IPA/ˈɹeɪzə(ɹ)ˈbleɪd/
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “razor blade” sits in English frequency

razor blade falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

razor blade is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈɹeɪzə(ɹ)ˈbleɪd/. Rarity is why readers land here mid-draft. 3 senses are on record.

razor blade has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. This headword has no recorded confusable partner, since no other headword is close enough in sound or shape to pair with it.

No documented word history exists for this headword, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is razor blade, spelled R-A-Z-O-R- -B-L-A-D-E.

Definition

  1. 1
    A thin piece of steel with a sharp edge that can be fitted into a razor.
  2. 2
    A replaceable cartridge in which razor blades are set, fitted into a razor.
  3. 3
    A thin interchangeable blade for a utility knife (especially, that of a Stanley knife) that is similar to a razor blade stricto sensu (in size, thinness, and sharpness).

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "razor blade"?
"razor blade" is spelled R-A-Z-O-R- -B-L-A-D-E. The IPA pronunciation is /ˈɹeɪzə(ɹ)ˈbleɪd/.
What does "razor blade" mean?
As a noun, "razor blade" means: A thin piece of steel with a sharp edge that can be fitted into a razor.
How do you pronounce "razor blade"?
The IPA (International Phonetic Alphabet) transcription for "razor blade" is /ˈɹeɪzə(ɹ)ˈbleɪd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "razor blade" come from?
"razor blade" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “razor blade”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is R-A-Z-O-R- -B-L-A-D-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈɹeɪzə(ɹ)ˈbleɪd/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list