dna

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DNA¹

  • /ˌdiːɛnˈeɪ/ UK
  • /ˌdiˌɛnˈeɪ/ US

Where it comes from

The noun is an initialism of deoxyribonucleic acid. The verb is derived from the noun.

noun DNAs

  1. abbreviation, countable, initialism, uncountable Initialism of deoxyribonucleic acid (“a nucleic acid found in all living things (and some non-living things such as certain viruses) which consists of two polynucleotide chains that coil around each other to form a double helix; encoded in its structure are genetic instructions for development, functioning, growth, and reproduction”). Among the various fractions isolated was one presumed to contain only desoxyribosenucleic acid (DNA). Because of certain speculations on the role of nucleic acids in protein synthesis it was necessary to measure and compare the rate of phosphate entry into DNA with that in other fractions of yeast p

    Similar: thread of life

  2. broadly, countable, informal, uncountable The part of a living thing that carries genetic information.
  3. countable, figuratively, uncountable The fundamental nature or values of a person, or an organization or other thing, especially when considered as innate or immutable. These ingredients in a company's DNA mean that [the] company will attract and grow leaders with these qualities.

verb DNAs · DNAing · DNAed

  1. transitive To examine a sample of (someone's) deoxyribonucleic acid. The only way we're gonna know is if we DNA him against the spunk in Karen.

DNA²

  • /ˌdiːɛnˈeɪ/ UK
  • /ˌdiˌɛnˈeɪ/ US

Where it comes from

An initialism of the various terms listed below. The verb sense is derived from noun etymology 2, phrase sense 7.

proper noun

  1. US, historical Defense Nuclear Agency, an agency of the United States Department of Defense which existed from 1971 to 1996 and has since been reorganized as the Defense Threat Reduction Agency.

phrase

  1. Did not answer.
  2. Did not arrive (used when someone fails to keep an appointment).
  3. Did not attend.
  4. Do not assume.
  5. Does not apply.
  6. Drugs 'n' alcohol.
  7. US Do not arm (that is, do not provide with a firearm).

verb DNAs · DNAing · DNAed

  1. US To place (someone) under a DNA (do not arm) order because of mental illness. She had her weapons back. She wasn't DNA'd anymore. But she didn't use a weapon. That's not how she did it.

dna³

noun dnas

  1. alternative, countable, uncountable Alternative form of DNA

Thesaurus

Closest in meaning: deoxyribonucleic acid, desoxyribonucleic acid, gene, genome, genetics, genomic, genetic, rna, biology, dsa, nucleotide, molecular, pit, seabed, fingerprint, fingerprinting

Translations

Every language

noun initialism of deoxyribonucleic acid (for full forms, see deoxyribonucleic acid)

EspañolADN
한국어디엔에이 dienei
日本語DNA (dī-enu-ē), ディー・エヌ・エー dī-enu-ē
中文DNA
हिन्दीडीएनए ḍīenae
PortuguêsADN
FrançaisADN
DeutschDNS, DNA
ItalianoDNA, ADN
ΕλληνικάDNA
RomânăADN
РусскийДНК DNK
Tiếng ViệtDNA
العربيةدِنَا dinā
עבריתDNA, דנ״א dn"a

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Cite this
MLA

"dna." Wiktionary, via Micwyn, micwyn.com/word/dna. Accessed 6 Nov. 2026.

APA

dna. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/dna

Chicago

"dna." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/dna.

BibTeX
@misc{dna_2026,
  title = {dna},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/dna},
  urldate = {2026-11-06}
}