: an organism (such as some primitive algae) having a diploid zygote that undergoes meiosis to produce haploid cells

Word History

Etymology

International Scientific Vocabulary

First Known Use

1920, in the meaning defined above

Time Traveler
The first known use of haplont was in 1920

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Cite this Entry

“Haplont.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/haplont. Accessed 7 Jul. 2026.

Medical Definition

: an organism with somatic cells having the haploid chromosome number and only the zygote diploid compare diplont
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