Word.ws English Dictionary

platypi

platypi is the plural of platypus.

Meaning of platypus

Noun

platypus (plural platypuses or platypus or (common, hypercorrect) platypi or (rare) platypodes)

  1. A semiaquatic monotreme from eastern Australia with a bill resembling that of a duck, that has a mole-like body, a tail resembling that of a beaver, a waterproof pelt, and flat webbed feet (Ornithorhynchus anatinus).
    • Victoria's Healesville Sanctuary is celebrating the births of two baby platypuses, in a major milestone. […] "They are in fact the offspring of captive-bred platypus, so this is actually the first time we've ever been able to breed from captive-bred parents," she [Paula Watson] said.2008 March 2, “Captive platypus twins make history”, in ABC News, archived from the original on 05 Apr 2008

Origin of platypi

* The -i plural comes from the belief that platypus is a Latin second declension noun, which it is not. In fact, it belongs to the Greek third declension. The usual plural is platypuses; platypodes is the Greek plural, which is also correct.

Questions about platypi

What is platypi the plural of?
Platypi is the plural of platypus.

Words near platypi in the dictionary

  1. platypelvic
  2. platypezid
  3. platypezids
  4. platyphylline
  5. platyphyllous
  6. platypi
  7. platypnea
  8. platypnoea
  9. platypnœa
  10. platypodes
  11. platypodid

Source and license

Adapted from Wiktionary: platypi (page history and authors); platypus (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-platypi.wav.

Cite this entry: “platypi.” Word.ws, https://word.ws/platypi. Based on Wiktionary, CC BY-SA 4.0.