Meaning of “gene” in the English Dictionary

british dictionary

"gene" in British English

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genenoun [ C ]

uk /dʒiːn/ us /dʒiːn/

C1 a part of the DNA in a cell that controls the physical development, behaviour, etc. of an individual plant or animal and is passed on from its parents:

The illness is believed to be caused by a defective gene.

More examples

  • The scientists identified a defective gene.
  • A particular gene is responsible for the inheritance of eye colour.
  • This mutant gene is thought to cause cancer.
  • It's impossible to say how much a person's behaviour is predetermined by their genes.
  • Our personalities result from the complex interplay between our genes and our environment.

(Definition of “gene” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"gene" in American English

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genenoun [ C ]

us /dʒin/

biology a specific chemical pattern on a chromosome (= cell structure) that is received from the parents and controls the development of particular characteristics in an animal or plant

(Definition of “gene” from the Cambridge Academic Content Dictionary © Cambridge University Press)