Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
Intermediate Dictionary
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
mastodon

mas·to·don

mastodon

pronunciation:
mae st dan
features:
Word Explorer, Word Parts
part of speech: noun
definition: a very large extinct mammal. Several kinds of mastodons lived in Africa, Europe, Asia, and North America tens of thousands of years ago. The last kind of mastodon became extinct at the end of the last Ice Age. Mammoths and modern elephants may have developed from earlier mastodons.
derivation: mastodonic (adj.)
Word Explorer
See
  extinction
Word Parts
The word mastodon contains the following part:
dont, odont, odonto, -odon Greek root that means tooth, teeth