{"id":5174,"date":"2025-07-04T08:23:21","date_gmt":"2025-07-04T07:23:21","guid":{"rendered":"https:\/\/lesminis.fr\/blog\/?p=5174"},"modified":"2025-07-01T21:45:27","modified_gmt":"2025-07-01T20:45:27","slug":"vraie-raison-pourquoi-appelle-dinosaures-origine-mot","status":"publish","type":"post","link":"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/","title":{"rendered":"La vraie raison pour laquelle on appelle ces animaux \u00ab\u00a0dinosaures\u00a0\u00bb"},"content":{"rendered":"<div class=\"chapeau\">\n<p><strong>Quand on entend \u00ab\u00a0dinosaure\u00a0\u00bb, on pense tout de suite au terrible T-Rex ou au gentil Tric\u00e9ratops. Mais sais-tu d&rsquo;o\u00f9 vient ce mot \u00e9trange ? Pourquoi dit-on \u00ab\u00a0dinosaure\u00a0\u00bb et pas \u00ab\u00a0grand l\u00e9zard\u00a0\u00bb ou \u00ab\u00a0animal pr\u00e9historique\u00a0\u00bb ? L&rsquo;histoire de ce nom cache une d\u00e9couverte scientifique passionnante qui remonte \u00e0 plus de 180 ans !<\/strong><\/p>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Que_signifie_le_mot_%C2%AB_dinosaure_%C2%BB\" >Que signifie le mot \u00ab\u00a0dinosaure\u00a0\u00bb ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Une_invention_de_scientifique\" >Une invention de scientifique<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#%C2%AB_Dino_%C2%BB_terrible_terrifiant\" >\u00ab\u00a0Dino\u00a0\u00bb = terrible, terrifiant<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#%C2%AB_Saure_%C2%BB_lezard_reptile\" >\u00ab\u00a0Saure\u00a0\u00bb = l\u00e9zard, reptile<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Dinosaure_%C2%AB_lezard_terrible_%C2%BB\" >Dinosaure = \u00ab\u00a0l\u00e9zard terrible\u00a0\u00bb<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Tous_les_dinosaures_etaient-ils_terrifiants\" >Tous les dinosaures \u00e9taient-ils terrifiants ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Pas_du_tout\" >Pas du tout !<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Pourquoi_garder_ce_nom_alors\" >Pourquoi garder ce nom alors ?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Dautres_animaux_avec_%C2%AB_saure_%C2%BB\" >D&rsquo;autres animaux avec \u00ab\u00a0saure\u00a0\u00bb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/lesminis.fr\/blog\/vraie-raison-pourquoi-appelle-dinosaures-origine-mot\/#Ce_quil_faut_retenir\" >Ce qu&rsquo;il faut retenir<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Que_signifie_le_mot_%C2%AB_dinosaure_%C2%BB\"><\/span>Que signifie le mot \u00ab\u00a0dinosaure\u00a0\u00bb ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Une_invention_de_scientifique\"><\/span>Une invention de scientifique<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Le mot \u00ab\u00a0dinosaure\u00a0\u00bb n&rsquo;existait pas avant 1842. C&rsquo;est un pal\u00e9ontologue anglais nomm\u00e9 Richard Owen qui l&rsquo;a invent\u00e9. Un pal\u00e9ontologue, c&rsquo;est un scientifique qui \u00e9tudie les fossiles des animaux tr\u00e8s anciens.<\/p>\n<p>\u00c0 cette \u00e9poque, les scientifiques d\u00e9couvraient des os gigantesques enterr\u00e9s dans la terre. Ces os \u00e9taient tellement \u00e9normes qu&rsquo;ils ne ressemblaient \u00e0 rien de ce qui existait encore sur Terre !<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%AB_Dino_%C2%BB_terrible_terrifiant\"><\/span>\u00ab\u00a0Dino\u00a0\u00bb = terrible, terrifiant<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Le mot \u00ab\u00a0dino\u00a0\u00bb vient du grec ancien \u00ab\u00a0deinos\u00a0\u00bb qui signifie \u00ab\u00a0terrible\u00a0\u00bb ou \u00ab\u00a0terrifiant\u00a0\u00bb. Richard Owen a choisi ce mot parce que les premiers fossiles d\u00e9couverts \u00e9taient impressionnants : des dents de la taille d&rsquo;une main, des os de plusieurs m\u00e8tres de long !<\/p>\n<p>Imagine la surprise des scientifiques quand ils ont trouv\u00e9 une dent de M\u00e9galodon (un requin g\u00e9ant) ou un f\u00e9mur de Diplodocus qui faisait 1,80 m\u00e8tre !<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%AB_Saure_%C2%BB_lezard_reptile\"><\/span>\u00ab\u00a0Saure\u00a0\u00bb = l\u00e9zard, reptile<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00ab\u00a0Saure\u00a0\u00bb vient du grec \u00ab\u00a0sauros\u00a0\u00bb qui veut dire \u00ab\u00a0l\u00e9zard\u00a0\u00bb. Les premiers pal\u00e9ontologues pensaient que ces animaux g\u00e9ants ressemblaient \u00e0 des l\u00e9zards \u00e9normes.<\/p>\n<p>Aujourd&rsquo;hui, on sait que les dinosaures n&rsquo;\u00e9taient pas vraiment des l\u00e9zards g\u00e9ants, mais \u00e0 l&rsquo;\u00e9poque, c&rsquo;\u00e9tait la comparaison la plus logique.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dinosaure_%C2%AB_lezard_terrible_%C2%BB\"><\/span>Dinosaure = \u00ab\u00a0l\u00e9zard terrible\u00a0\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>En assemblant ces deux mots grecs, Richard Owen a cr\u00e9\u00e9 \u00ab\u00a0dinosauria\u00a0\u00bb qui signifie donc \u00ab\u00a0l\u00e9zards terribles\u00a0\u00bb. Ce nom d\u00e9crivait parfaitement ce que les scientifiques d\u00e9couvraient : des reptiles gigantesques qui avaient v\u00e9cu il y a tr\u00e8s longtemps.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tous_les_dinosaures_etaient-ils_terrifiants\"><\/span>Tous les dinosaures \u00e9taient-ils terrifiants ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Pas_du_tout\"><\/span>Pas du tout !<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u00eame si le nom sugg\u00e8re que tous les dinosaures \u00e9taient effrayants, la r\u00e9alit\u00e9 est diff\u00e9rente :<\/p>\n<p><strong>Les gentils g\u00e9ants :<\/strong> Beaucoup de dinosaures comme le Brachiosaure ou le Diplodocus \u00e9taient herbivores. Ils passaient leur temps \u00e0 manger des plantes et ne s&rsquo;attaquaient \u00e0 personne.<\/p>\n<p><strong>Les tout petits :<\/strong> Certains dinosaures comme le Microraptor n&rsquo;\u00e9taient pas plus grands qu&rsquo;un corbeau ! Difficile d&rsquo;\u00eatre \u00ab\u00a0terrible\u00a0\u00bb quand on fait la taille d&rsquo;un oiseau.<\/p>\n<p><strong>Les dinosaures \u00e0 plumes :<\/strong> Des d\u00e9couvertes r\u00e9centes montrent que certains dinosaures avaient des plumes color\u00e9es et ressemblaient plus \u00e0 de gros perroquets qu&rsquo;\u00e0 des monstres.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Pourquoi_garder_ce_nom_alors\"><\/span>Pourquoi garder ce nom alors ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Les scientifiques gardent souvent les premiers noms donn\u00e9s, m\u00eame quand on d\u00e9couvre de nouvelles choses. C&rsquo;est une tradition qui \u00e9vite la confusion. Aujourd&rsquo;hui, on sait que les dinosaures \u00e9taient tr\u00e8s vari\u00e9s, mais le nom \u00ab\u00a0dinosaure\u00a0\u00bb fait partie de l&rsquo;histoire de la science.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Dautres_animaux_avec_%C2%AB_saure_%C2%BB\"><\/span>D&rsquo;autres animaux avec \u00ab\u00a0saure\u00a0\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le succ\u00e8s du mot \u00ab\u00a0dinosaure\u00a0\u00bb a inspir\u00e9 les scientifiques pour nommer d&rsquo;autres animaux pr\u00e9historiques :<\/p>\n<ul>\n<li><strong>Pt\u00e9rosaure<\/strong> : \u00ab\u00a0l\u00e9zard \u00e0 ailes\u00a0\u00bb (qui volait)<\/li>\n<li><strong>Ichtyosaure<\/strong> : \u00ab\u00a0l\u00e9zard-poisson\u00a0\u00bb (qui nageait)<\/li>\n<li><strong>Pl\u00e9siosaure<\/strong> : \u00ab\u00a0presque l\u00e9zard\u00a0\u00bb (qui vivait dans l&rsquo;eau)<\/li>\n<\/ul>\n<p><em>Attention ! Ces animaux ne sont pas des dinosaures, m\u00eame si leur nom finit par \u00ab\u00a0saure\u00a0\u00bb.<\/em><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ce_quil_faut_retenir\"><\/span>Ce qu&rsquo;il faut retenir<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le mot \u00ab\u00a0dinosaure\u00a0\u00bb raconte l&rsquo;histoire d&rsquo;une grande d\u00e9couverte scientifique. Quand Richard Owen a cr\u00e9\u00e9 ce terme en 1842, il voulait d\u00e9crire des cr\u00e9atures qu&rsquo;on n&rsquo;avait jamais vues : des reptiles g\u00e9ants qui avaient domin\u00e9 la Terre il y a des millions d&rsquo;ann\u00e9es.<\/p>\n<p>M\u00eame si on sait maintenant que tous les dinosaures n&rsquo;\u00e9taient pas \u00ab\u00a0terribles\u00a0\u00bb, ce nom nous rappelle l&rsquo;\u00e9merveillement des premiers scientifiques face \u00e0 ces d\u00e9couvertes extraordinaires.<\/p>\n<p>La prochaine fois que tu entends \u00ab\u00a0dinosaure\u00a0\u00bb, tu pourras expliquer que cela signifie \u00ab\u00a0l\u00e9zard terrible\u00a0\u00bb et raconter l&rsquo;histoire passionnante de ce mot qui a plus de 180 ans !<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"6awSUnDGSI\"><p><a href=\"https:\/\/lesminis.fr\/blog\/decouverte-lezard-a-collerette-chlamydosaurus-kingii\/\">Le Myst\u00e9rieux L\u00e9zard \u00e0 Collerette : D\u00e9couverte et Secrets<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00ab\u00a0Le Myst\u00e9rieux L\u00e9zard \u00e0 Collerette : D\u00e9couverte et Secrets\u00a0\u00bb &#8212; LesMinis Le Blog - Mat\u00e9riels \u00e9ducatifs - Figurines p\u00e9dagogiques\" src=\"https:\/\/lesminis.fr\/blog\/decouverte-lezard-a-collerette-chlamydosaurus-kingii\/embed\/#?secret=nRKsgPpnk7#?secret=6awSUnDGSI\" data-secret=\"6awSUnDGSI\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le mot \u00ab\u00a0dinosaure\u00a0\u00bb vient du grec ancien et signifie \u00ab\u00a0l\u00e9zard terrible\u00a0\u00bb. Cette appellation date de 1842 quand le pal\u00e9ontologue Richard Owen a cr\u00e9\u00e9 ce terme pour d\u00e9crire ces reptiles g\u00e9ants d\u00e9couverts en fossiles.<\/p>\n","protected":false},"author":1,"featured_media":5175,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1602],"tags":[377,373,1739],"class_list":{"0":"post-5174","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-dinosaures-prehistoire-megafaune-figurine","8":"tag-dinosaure","9":"tag-paleontologie","10":"tag-richard-owen"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>La vraie raison du mot &quot;dinosaure&quot; va te surprendre !<\/title>\n<meta name=\"description\" content=\"D\u00e9couvre pourquoi on dit &quot;dinosaure&quot; ! 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