Standard Lemma guide

CRISPR

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.

  • /ˈkrɪspər/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪspə(ɹ)

1

noun

Meaning 1

Segments of bacteria and archaea DNA containing short repetitions of base sequences.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, microbiology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: SRSR

Antonyms: none provided

2

noun

Meaning 2

The CRISPR/Cas9 system, which functions to provide immunity to bacteria and archaea by finding a section of DNA and replacing it with an alternative.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, genetics, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Any technique or process or system for editing genomes by laboratory use of the CRISPR/Cas9 system.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Alternative letter-case form of CRISPR.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To edit genomes by laboratory use of the CRISPR/Cas9 system.

Definition source: English Wiktionary via Wiktextract

Usage: informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Acronym of clustered, regularly interspaced short palindromic repeats.

Across languages

Translations

1 source translations are retained for this English entry.

  • Hebrew: קריספר (krísper) — Translations