{"id":5174,"date":"2025-07-04T08:23:21","date_gmt":"2025-07-04T07:23:21","guid":{"rendered":"https:\/\/lesminis.fr\/blog\/?p=5174"},"modified":"2026-08-30T18:07:32","modified_gmt":"2026-08-30T16:07:32","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<p>\u00ab Terrible l\u00e9zard \u00bb, disait Owen en 1842 ; les reconstitutions ont beaucoup chang\u00e9 depuis, et nos figurines suivent ces changements. CollectA r\u00e9vise ses mod\u00e8les \u00e0 mesure des publications, Safari Ltd fait valider ses moules par des pal\u00e9ontologues, Papo soigne les textures. Comparer une figurine d&rsquo;aujourd&rsquo;hui aux illustrations d&rsquo;il y a trente ans est une le\u00e7on d&rsquo;histoire des sciences en soi : \u00e0 d\u00e9couvrir dans nos <a href=\"https:\/\/lesminis.fr\/1018-figurines-dinosaures-realistes\">figurines de dinosaures<\/a>, toutes avec dimensions et \u00e9chelle.<\/p>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87_1 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<p>https:\/\/lesminis.fr\/blog\/decouverte-lezard-a-collerette-chlamydosaurus-kingii\/<\/p>\n<div class=\"lm-dino\" style=\"max-width:760px;margin:32px auto;padding:22px 24px;border:1px solid #e6e3dc;border-radius:12px;background:#f6f4ee;font-family:inherit\">\n<p style=\"margin:0 0 6px;font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#3f7d58\">Joue. Observe. Collectionne.<\/p>\n<p style=\"margin:0 0 10px;font-size:20px;font-weight:800;line-height:1.25;color:#1f2937\">Les dinosaures de cet article existent en figurines \u00e0 l&rsquo;\u00e9chelle<\/p>\n<p style=\"margin:0 0 14px;color:#475569;line-height:1.55\">CollectA, Papo et Safari Ltd, d&rsquo;apr\u00e8s les reconstitutions scientifiques actuelles. Dimensions en centim\u00e8tres et \u00e9chelle sur chaque fiche, peintes \u00e0 la main, d\u00e8s 3 ans. \u00c0 partir de 5 \u20ac, exp\u00e9di\u00e9es depuis Coursan sous 24 \u00e0 48 h, livraison offerte d\u00e8s 69 \u20ac.<\/p>\n<p>  <a href=\"https:\/\/lesminis.fr\/1018-figurines-dinosaures-realistes\" style=\"display:inline-block;background:#3f7d58;color:#fff;text-decoration:none;font-weight:700;padding:11px 20px;border-radius:8px\">Voir les figurines de dinosaures<\/a>\n<\/div>\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":["post-5174","post","type-post","status-publish","format-standard","has-post-thumbnail","category-dinosaures-prehistoire-megafaune-figurine","tag-dinosaure","tag-paleontologie","tag-richard-owen"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.5) - 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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