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Definition of genetics

genetics

/dʒəˈnɛt.ɪks/
ge · net · ics
Adverb:genetically
•
Plural:genetics
•
Adjective:genetic
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genetics Lexical Profile

genetics Game Scores & Validity

• noun

1

The branch of biology that deals with the study of genes, genetic variation, and heredity in living organisms.

Example

"Advances in molecular genetics have revolutionized the way doctors diagnose inherited conditions."

2

The genetic properties, inherited features, or hereditary makeup of a specific organism, species, or group.

Example

"Both lifestyle choices and family genetics influence a person's overall cardiovascular health."

Synonyms
View all synonyms for genetics

Word Nuance & Usage

When referring to the scientific discipline, 'genetics' is treated as a singular uncountable noun (e.g., 'Genetics is a rapidly evolving field'); when referring to the inherited properties or traits of an organism, it is treated as a plural noun (e.g., 'Good genetics play a major role in longevity').

• Rhymes for genetics

• Nearby Words

genetic
genetically
geneticist
genetics
geneva
genial
geniality

Word Origin & Etymology

Coined in 1905 by English biologist William Bateson from the adjective 'genetic', which derives from Ancient Greek 'genetikos' (genitive or generative), from 'genesis' (origin, creation, or birth).

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Genetics. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/genetics
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