Standard Lemma guide

heterozygote

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A diploid individual that has different alleles at one or more genetic loci.

Definition source: English Wiktionary via Wiktextract

Topics: biology, genetics, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A bacteriophage that has two different copies of its genetic material and so produces two types of offspring.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

(genetics) an organism having two different alleles of a particular gene and so giving rise to varying offspring

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: zygote, fertilized ovum

History

Etymology

From hetero- + zygote. Coined by English biologists William Bateson and Edith Rebecca Saunders in 1902, in a paper titled "The facts of heredity in the light of Mendel’s discovery".

Across languages

Translations

13 source translations are retained for this English entry.

  • Bulgarian: хетерозигот (heterozigot) — a diploid individual that has different alleles at one or more genetic loci
  • Finnish: heterotsygootti — a diploid individual that has different alleles at one or more genetic loci
  • French: hétérozygote — a diploid individual that has different alleles at one or more genetic loci
  • German: Heterozygot — a diploid individual that has different alleles at one or more genetic loci
  • Irish: heitrisiogót — a diploid individual that has different alleles at one or more genetic loci
  • Italian: eterozigote — a diploid individual that has different alleles at one or more genetic loci
  • Polish: heterozygota — a diploid individual that has different alleles at one or more genetic loci
  • Portuguese: heterozigoto — a diploid individual that has different alleles at one or more genetic loci
  • Russian: гетерозиго́та (getɛrozigóta) — a diploid individual that has different alleles at one or more genetic loci
  • Scottish Gaelic: eadar-chuing — a diploid individual that has different alleles at one or more genetic loci
  • Serbo-Croatian: хетерозѝго̄т — a diploid individual that has different alleles at one or more genetic loci
  • Serbo-Croatian: heterozìgōt — a diploid individual that has different alleles at one or more genetic loci
  • Spanish: heterocigoto — a diploid individual that has different alleles at one or more genetic loci