Standard Lemma guide

haploid

adj · noun · 6 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈhæplɔɪd/
  • Recorded audio is listed in the source snapshot.
  • CMU ARPABET: HH AE1 P L OY0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having the number of chromosomes that a typical gamete has (in the given organism), namely, half the number that a typical somatic cell has (in the given organism).

Definition source: English Wiktionary via Wiktextract

Usage: broadly, not-comparable

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

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Having the number of chromosomes that a typical gamete has (in the given organism), namely, half the number that a typical somatic cell has (in the given organism).

Having a single set of unpaired chromosomes (which is the number that a typical gamete has in many organisms although not all).

Definition source: English Wiktionary via Wiktextract

Usage: broadly, not-comparable

Qualifier: strictly

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

Examples

  • Examples of haploid cells are prokaryotes and the gametes of eukaryotes.

Meaning relationships

Synonyms: monoploid

Antonyms: none provided

3

noun

Meaning 3

A cell which is haploid.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

An organism, such as a fungus, with haploid cells.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective

Meaning 5

of a cell or organism having a single set of chromosomes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: haploidic, monoploid

Antonyms: diploid, polyploid

6

noun

Meaning 6

(genetics) an organism or cell having only one complete set of chromosomes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: organism, being

History

Etymology

Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sm̥- Proto-Hellenic *hə- Ancient Greek ᾰ̔- (hă-) Ancient Greek -πλόος (-plóos) Ancient Greek ᾰ̔πλόος (hăplóos)der. English haplo- Ancient Greek -ο- (-o-)der. Latin -o- Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Latin -oīdēslbor. English -oid English haploid From haplo- + -oid, Ancient Greek roots meaning, together, literally “simplex” or “onefoldlike”, from ᾰ̔πλόος (hăplóos, “single, simple”, literally “onefold”) and -ειδής (-eidḗs, “-like”).

Across languages

Translations

32 source translations are retained for this English entry.

  • Catalan: haploide — having a single set of unpaired chromosomes
  • Chinese Mandarin: 單倍體 /单倍体 (dānbèitǐ) — having a single set of unpaired chromosomes
  • Czech: haploidní — having a single set of unpaired chromosomes
  • Finnish: haploidi — having a single set of unpaired chromosomes
  • Finnish: haploidinen — having a single set of unpaired chromosomes
  • French: haploïde — having a single set of unpaired chromosomes
  • German: haploid — having a single set of unpaired chromosomes
  • Greek: απλοειδής (aploeidís) — having a single set of unpaired chromosomes
  • Hungarian: haploid — having a single set of unpaired chromosomes
  • Icelandic: einlitna — having a single set of unpaired chromosomes
  • Interlingua: haploide — having a single set of unpaired chromosomes
  • Italian: aploide — having a single set of unpaired chromosomes
  • Japanese: 半数体の (hansūtai no) — having a single set of unpaired chromosomes
  • Northern Kurdish: haploîd — having a single set of unpaired chromosomes
  • Polish: haploidalny — having a single set of unpaired chromosomes
  • Portuguese: haploide — having a single set of unpaired chromosomes
  • Romanian: haploid — having a single set of unpaired chromosomes
  • Russian: гапло́идный (gaplóidnyj) — having a single set of unpaired chromosomes
  • Serbo-Croatian: ха̏плоӣдан — having a single set of unpaired chromosomes
  • Serbo-Croatian: hȁploīdan — having a single set of unpaired chromosomes
  • Spanish: haploide — having a single set of unpaired chromosomes
  • Swedish: haploid — having a single set of unpaired chromosomes
  • Turkish: haploit — having a single set of unpaired chromosomes
  • Catalan: haploide — haploid cell
  • Finnish: haploidi — haploid cell
  • Greek: απλοειδές (aploeidés) — haploid cell
  • Northern Kurdish: xaneya haploîdî — haploid cell
  • Polish: haploid — haploid cell
  • Russian: гапло́ид (gaplóid) — haploid cell
  • Spanish: haploide — haploid cell
  • Swedish: haploid — haploid cell
  • Ukrainian: гаплоїд (haplojid) — haploid cell