| Le Zénith | Le Zénith |
| lea | pâturage |
| Lea Rabin | Leah Rabin |
| Lea-Artibai | Lea-Artibai |
| Lea-Francis | Lea Francis |
| Leabua Jonathan | Joseph Leabua Jonathan |
| leach | lessiver |
| Leachate | Lixiviat |
| leaching | lixiviation |
| lead | indication |
| lead astray | corrompu |
| Lead azide | Azoture de plomb |
| Lead Belly | Leadbelly |
| lead compound | composé de plomb |
| Lead crystal | Cristal |
| Lead dioxide | Oxyde de plomb |
| Lead guitar | Guitare solo |
| lead level in blood | taux de plomb dans le sang |
| lead line | sonde |
| Lead nitrate | Nitrate de plomb |
| lead nowhere | ne mener à rien |
| lead off | commencer |
| Lead oxide | Oxyde de plomb |
| Lead paint | Minium |
| Lead sulfide | Sulfure de plomb |
| lead the way | montrer le chemin |
| lead to | causer |
| lead to nothing | ne mener à rien |
| Lead zirconate titanate | PZT |
| lead-in-petrol law | loi sur l'essence chargée en plomb |
| Lead-time | Retardement |
| leaden | plombé |
| leader | chef |
| Leader of the Government in the House of Commons | Leader du gouvernement à la Chambre des communes |
| Leader of the Government in the Senate | Leader du gouvernement au Sénat |
| leadership | direction |
| leading | chef |
| leading article | article de tête |
| leading character | héros |
| Leading charecter | Acteur |
| leading edge | plombure |
| leading role | rôle principal |
| Leadtek | Leadtek Research |
| Leaellynasaura | Leaellynasaura |
| leaf | feuille |
| Leaf Green Tree Frog | Reinette verte |
| Leaf salad | Salade verte |
| leaf through | feuilleter |
| Leaf vegetable | Légume-feuille |
| Leaf-rolling weevil | Attelabidae |
| Leafbird | Chloropseidae |
| leaflet | imprimé |
| Leafscale gulper shark | Centrophorus squamosus |
| leafy | feuillu |
| Leafy sea dragon | Phycodurus |
| leafy vegetable | légume feuillu |
| league | alliance |
| League and Self-Defense | Liga i Samoobrona |
| League Cup | Coupe de la Ligue |
| League of Communists of Yugoslavia | Ligue des communistes de Yougoslavie |
| League of Corinth | Ligue de Corinthe |
| League of European Research Universities | Ligue européenne des universités de recherche |
| League of German Girls | Bund Deutscher Mädel |
| League of Nations | Société des Nations |
| League of Nations mandate | Mandat de la Société des Nations |
| League of Nations members | Société des Nations |
| League of Polish Families | Ligue des familles polonaises |
| League of Prizren | Ligue de Prizren |
| League of the Holy Court | Sainte-Vehme |
| League of the Public Weal | Ligue du Bien public |
| League of Wales | Championnat du Pays de Galles de football |
| Leah | Léa |
| leak | divulguer |
| leak out | divulguer |
| Leak-proof | Neutron |
| leakage | fuite |
| leaky | qui fuit |
| Leamington Spa | Royal Leamington Spa |
| lean | maigre |
| lean against | appuyer contre |
| lean back | se laisser aller en arrière |
| Lean Manufacturing | Lean |
| lean on | s'appuyer sur |
| Lean on Me | Lean on Me |
| lean over | se pencher sur |
| lean over backwards to | se mettre en quatre pour |
| Lean production | Lean |
| lean to | pencher vers |
| lean toward | pencher vers |
| lean towards | pencher vers |
| lean upon | s'appuyer sur |
| lean-to | appentis |
| Leander | Léandre |
| Leander of Seville | Léandre de Séville |
| Leander Starr Jameson | Leander Starr Jameson |
| Leandre Griffit | Léandre Griffit |
| Leandro Alberti | Léandre Alberti |
| Leandro Cufré | Leandro Cufré |
| Leandro Damián Cufré | Leandro Cufré |
| Leandro Fernández | Leandro Fernández |
| Leandro Romagnoli | Leandro Atílio Romagnoli |
| Leanid Karneyenka | Leanid Karneyenka |
| leaning | penchant |
| Leaning Tower of Pisa | Tour de Pise |
| LeAnn Rimes | LeAnn Rimes |
| leap | sauter |
| leap about | faire des cabrioles |
| leap for joy | palpiter de joie |
| leap year | année bissextile |
| Leapyear | Année bissextile |
| Lear | Lir |
| learn | découvrir |
| learn by heart | apprendre par cœur |
| learn the ropes of the trade | apprendre les ficelles de |
| learn the tricks of the trade | apprendre les ficelles de |
| learned | érudit |
| Learned society | Société savante |
| learner | débutant |
| learning | étude |
| Learning by teaching | Lernen durch Lehren |
| Learning management system | LMS |
| Learning object metadata | Learning Object Metadata |
| Learning organization | Organisation apprenante |
| lease | prendre en crédit-bail |
