dna
US /ˌdiː.enˈeɪ/
UK /ˌdiː.enˈeɪ/

1.
ADN
deoxyribonucleic acid, a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
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Scientists are studying the structure of DNA.
Los científicos están estudiando la estructura del ADN.
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Every person has unique DNA.
Cada persona tiene un ADN único.
2.
esencia, naturaleza, característica distintiva
the fundamental and distinctive characteristics or qualities of someone or something, especially when regarded as unchangeable.
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Innovation is part of the company's DNA.
La innovación es parte del ADN de la empresa.
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Honesty is in his DNA; he can't lie.
La honestidad está en su ADN; no puede mentir.