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Twittersphere

Pronunciation: /ˈtwɪtəsfɪə/
Definition of Twittersphere

noun

(the Twittersphere) informal
  • postings made on the social media website Twitter, considered collectively: the Twittersphere was abuzz when the story first broke

Origin:

early 21st century: blend of Twitter, the proprietary name of the social media website, and -sphere

Twittersphere in other Oxford dictionaries

Definition of Twittersphere in the US English dictionary