Word.ws English Dictionary

protomammal

protomammal noun: any evolutionary ancestor of the mammals.

Noun

protomammal (plural protomammals)

  1. Any evolutionary ancestor of the mammals.

Forms of protomammal

pluralprotomammals

Origin of protomammal

From proto- + mammal.

Questions about protomammal

What does protomammal mean?
Protomammal means any evolutionary ancestor of the mammals.
What part of speech is protomammal?
Protomammal is a noun.
What is the plural of protomammal?
The plural of protomammal is protomammals.

Words near protomammal in the dictionary

  1. protolyze
  2. protolyzed
  3. protolyzes
  4. protolyzing
  5. protoma
  6. protomammal
  7. protomammalian
  8. protomammals
  9. protomars
  10. protomartyr
  11. protomartyrdom

Source and license

Adapted from Wiktionary: protomammal (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: “protomammal.” Word.ws, https://word.ws/protomammal. Based on Wiktionary, CC BY-SA 4.0.