Simple Definition of gene

from our Learner's Dictionary

gene

noun

plural genes
biology : a part of a cell that controls or influences the appearance, growth, etc., of a living thing
She inherited a good set of genes from her parents.
dominant/recessive genes

Cite this Entry

“Gene.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/gene. Accessed 14 Apr. 2026.

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