Mastodon

Coined by French naturalist Georges Cuvier, from masto- (“breast”) +‎ -odon, due to the mammilloid (nipple-like) projections on the crowns of the extinct mammal's molars.

Mastodon m

1. (archaic) A taxonomic genus within the family Mammutidae – mastodon, a type of mammoth; replaced by Mammut.

• Mastodon on Wikipedia.Wikipedia
• Mastodon on Wikispecies.Wikispecies
• Mastodon on Wikimedia Commons.Wikimedia Commons

English Wikipedia has an article on:

Mastodon (social network)

Wikipedia

See mastodon.

• (General American) IPA^(key): /ˈmæstədɑn/, /ˈmæstədən/
• (Received Pronunciation) IPA^(key): /ˈmæs.tə.dɒn/

Mastodon

1. (social media) A decentralized microblogging platform, part of the Fediverse.
   • 2020, Kevin Veale, Gaming the Dynamics of Online Harassment, Springer International Publishing, →ISBN, page 113:

     However, the underlying design of platforms within [The Free Network] such as Mastodon, Diaspora and others ... opens the door to security and harassment problems.

   • 2022 November 9, Amanda Hoover, “Twitter Users Have Caused a Mastodon Meltdown”, in Wired‎, →ISSN:

     Since Musk bought the bird app last month, users are looking for ways to access Mastodon, the open source microblogging platform that isn’t quite Twitter but seems to be the closest thing to it, and they’re signing up for its many servers in droves.

2. (music) An American heavy metal band.

• Mastodonian

• toot

Mastodon (plural Mastodons)

1. A nickname for both the 4-8-0 and (though incorrectly) the 4-10-0 train configurations.

• IPA^(key): /mastɔdɔn/

Mastodon ?

1. (social media) Mastodon

• (clipping): Masto

• IPA^(key): /ˈmastodɔn/

• Audio:

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Mastodon n (strong, genitive Mastodons, plural Mastodonten)

1. mastodon (Mammut)

• “Mastodon” in Duden online
• “Mastodon” in Digitales Wörterbuch der deutschen Sprache