Word.ws English Dictionary

autosperm

autosperm noun: sperm that has been produced endogenously.

Noun

autosperm (countable and uncountable, plural autosperms)

  1. Sperm that has been produced endogenously.
    • Mating events whereby autosperm are donated to one partner while receiving allosperm from a third individual are known from sea slugs (see Chapter 8) and a monogenean flatworm (MacDonald and Caley 1975).1998, Tim R. Birkhead, Anders Pape Møller, Sperm Competition and Sexual Selection, →ISBN, page 237
    • They seem to have mechanisms that favour fertilization by allosperm (donated by a partner) over autosperm (produced endogenously).2000, Robert T. Dillon, The Ecology of Freshwater Molluscs, →ISBN, page 80

Forms of autosperm

pluralautosperms

Origin of autosperm

From auto- + sperm.

Questions about autosperm

What does autosperm mean?
Autosperm means sperm that has been produced endogenously.
What part of speech is autosperm?
Autosperm is a noun.
What is the plural of autosperm?
The plural of autosperm is autosperms.

Words near autosperm in the dictionary

  1. autospeak
  2. autospecific
  3. autospectra
  4. autospectral
  5. autospectrum
  6. autosperm
  7. autosperms
  8. autosphenotic
  9. autosphenotics
  10. autosplenectomies
  11. autosplenectomize

Source and license

Adapted from Wiktionary: autosperm (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.

Last updated:

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