blood test

noun

"blood-test" is a 9-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic needle, or by fingerprick.

Key facts for blood test
PropertyValue
Headwordblood test
LanguageEnglish
Part of speechNoun
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “blood test” sits in English frequency

blood test 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

blood test is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

blood test doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable English rules. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

This entry's etymology isn't recorded, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is blood test, spelled B-L-O-O-D- -T-E-S-T.

Definition

  1. 1
    A laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic needle, or by fingerprick.
  2. 2
    An analysis of blood performed on two subjects to determine whether they are biologically related, such as a paternity test.

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 "blood test"?
"blood test" is spelled B-L-O-O-D- -T-E-S-T.
What does "blood test" mean?
As a noun, "blood test" means: A laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic needle, or by fingerprick.
What language does "blood test" come from?
"blood test" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 “blood test”

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

  • The one correct English spelling is B-L-O-O-D- -T-E-S-T - every other letter order is a misspelling in standard orthography.
  • 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