Usually means: Reptile-like mammals from Permian period.
Definitions Related words Mentions History
We found 14 dictionaries that define the word therapsid:

General (13 matching dictionaries)
  1. therapsid: Merriam-Webster
  2. therapsid: Oxford Learner's Dictionaries
  3. therapsid: American Heritage Dictionary of the English Language
  4. therapsid: Collins English Dictionary
  5. therapsid: Vocabulary.com
  6. therapsid: Wiktionary
  7. therapsid: Infoplease Dictionary
  8. therapsid: Dictionary.com
  9. Therapsid: Wikipedia, the Free Encyclopedia
  10. therapsid: FreeDictionary.org
  11. therapsid: Mnemonic Dictionary
  12. therapsid: TheFreeDictionary.com
  13. therapsid: Rhymezone

Computing (1 matching dictionary)
  1. therapsid: Encyclopedia

(Note: See therapsids as well.)

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Definitions from Wiktionary (therapsid)

▸ noun:  Any member of the order Therapsida

Similar:
protomammal, therocephalian, anapsid, dinocephalian, therapod, therizinosaurian, theraphosid, eutheriodontian, theropod, therizinosaur, more...

Opposite:
synapsid, mammal-like reptile

Types:
dicynodont, mammalian, cynodont, proto-mammal, herapsid, eutherapsid, more...

Adjectives:
primitive, advanced, late, progressive, oldest

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Similar:
protomammal, therocephalian, anapsid, dinocephalian, therapod, therizinosaurian, theraphosid, eutheriodontian, theropod, therizinosaur, more...

Opposite:
synapsid, mammal-like reptile

Types:
dicynodont, mammalian, cynodont, proto-mammal, herapsid, eutherapsid, more...

Adjectives:
primitive, advanced, late, progressive, oldest



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