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Hashtag | Symbol, History, Social Media, & Activism | Britannica

SUBSCRIBESUBSCRIBESUBSCRIBEHomeHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyGames & QuizzesVideosOn This DayOne Good FactDictionaryNew ArticlesHistory & SocietyLifestyles & Social IssuesPhilosophy & ReligionPolitics, Law & GovernmentWorld HistoryScience & TechHealth & MedicineScienceTechnologyBiographiesBrowse BiographiesAnimals & NatureBirds, Reptiles & Other VertebratesEnvironmentFossils & Geologic TimeInsects & Other InvertebratesMammalsPlantsGeography & TravelGeography & TravelArts & CultureEntertainment & Pop CultureLiteratureSports & RecreationVisual ArtsImage GalleriesPodcastsSummariesTop QuestionsLists and StoriesBritannica KidsAsk the ChatbotGames & QuizzesHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyVideoshashtagIntroduction & Top QuestionsHistorySocial mediaHashtag activism and campaignsReferences & Edit HistoryRelated TopicsImagesHow have hashtags been used in marketing campaigns?Who invented the photograph and why?What was the first picture ever taken?What was the first color photograph?What is a deepfake?TechnologyComputersFacebookXhttps://www.britannica.com/topic/hashtagNational Center for Biotechnology Information - PubMed Central - Hashtag recommendation for enhancing the popularity of social media postsFrontiers - Frontiers in Sociology - Research using hashtags: A meta-synthesisNew Jersey State Library - How to Hashtag Like A ProABC listen - Big Ideas - #Hashtag OutrageDrexel University - College of Computing and Informatics - Using Hashtags as Labels for Supervised Learning of Emotions in Twitter Messages (PDF)Arab Journals Platform - Sentiment Analysis and Classifying Hashtags in Social Media Using Data Mining Techniques (PDF)DigitalCommons at University of Nebraska - Lincoln - #Hashtag: A Special Feature to Organize and Classify Unstructured Information in Social MediaUnstructured Information in Social Media (PDF)Hash ligature (left) written by Isaac Newton compared with a modern-day hash symbol (right)Laura Payne Laura Payne is a freelance writer whose work covers many topics. She is a former Wayne State University linguistics instructor.Britannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....Historymetadatasocial mediaXchat rooms#BlackLivesMatter#MeToosexual harassmentCalvin Kleinmetadatasymbolpunctuationsocial mediahyperlinkXLinkedInInstagramTikTokYouTubeFacebookPinterestRomannumber signtypewritersdenoteBell Labstelephonecomputerchat roomsinstant messagingBiz StoneSan DiegowildfireSUBSCRIBE In 2009 hashtags reached new levels of popularity when Twitter added an automatic hyperlink function to any posts that included a tag. Soon after, Facebook, LinkedIn, YouTube, Tumblrelectronic communicatione-mailtext messagesOxford English Dictionarysocial movementsBlack Lives Matter movementTrayvon MartinGeorge Floydpolice violenceTarana BurkeMe Too movementsexual assaultHarvey Weinsteinharassedamyotrophic lateral sclerosismetadatanumber signsocial mediasymbolNew Jersey State Library - How to Hashtag Like A ProSee all related contentCalvin Kleinenergy drinknostalgicLaura Payne

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