| lower-case letter | lettre minuscule |
| lowercase letter | lettre minuscule |
| Lowest point | Creux de la vague |
| Lowgar Province | Lôgar |
| Lowhill Township | Lowhill Township |
| lowland | plaine |
| lowland plain | plaine |
| lowly | modestement |
| Lowndes County | Comté de Lowndes |
| Lowrider | Lowrider |
| Loxocemidae | Loxocemus bicolor |
| Loy Krathong | Loy Kratong |
| Loya jirga | Loya Jirga |
| loyal | véritable |
| Loyal to the Game | Loyal to the Game |
| loyalist | loyaliste |
| loyalty | fidélité |
| Loyalty Islands | Province des îles Loyauté |
| Loyalty program | Fidélisation |
| Loyno | Loïno |
| Loyola de Palacio | Loyola de Palacio |
| Lozenets | Lozenets |
| lozenge | pastille |
| Loznica | Loznica |
| Lozère | Lozère |
| Loßburg | Loßburg |
| Loïc Wacquant | Loïc Wacquant |
| LP | microsillon |
| LP album | Long Play |
| Lp space | Espace Lp |
| LPAR | Partitionnement logique |
| LPGA | LPGA |
| LPIC | Linux Professional Institute |
| LPT | Port parallèle |
| Lr | Lawrencium |
| LR parser | Analyse LR |
| LS | LS |
| LSD | LSD |
| LSI Corporation | LSI Logic |
| Lsr | Rls |
| Lt-yr | Année-lumière |
| LTE International Airways | LTE International Airways |
| LTI - Lingua Tertii Imperii | Lingua Tertii Imperii |
| LTU Arena | LTU Arena |
| LTU International | LTU International Airways |
| LU decomposition | Décomposition LU |
| Lu Ji | Lu Ji |
| Lu Xun | Lu Xun |
| Lualaba Province | Lualaba |
| Lualaba River | Lualaba |
| Luanda | Luanda |
| Luang Prabang | Luang Prabang |
| Luann Van Houten | Famille van Houten |
| Luanshya | Kuanshya |
| Luapula Province | Province de Luapula |
| Luapula River | Luapula |
| Luarca | Luarca |
| LuAZ | LUAZ |
| Luba Empire | Luba |
| Luba Goy | Luba Goy |
| Luba people | Peuple luba |
| Lubaantun | Lubaantun |
| Lubaczów | Lubatchov |
| Lubang Island | Lubang |
| Lubango | Lubango |
| Lubartów | Lubartów |
| Lubbock | John Lubbock |
| Luberon | Massif du Luberon |
| Lubersac | Lubersac |
| Lubitel | Lomo Lubitel |
| Lublin | Lublin |
| Lublin Voivodeship | Voïvodie de Lublin |
| Lubna Agha | Lubna Agha |
| Lubok | Loubok |
| Lubombo | Lubombo |
| Lubomyr Husar | Lubomyr Husar |
| Luboslav Penev | Luboslav Penev |
| Luboń | Luboń |
| lubricant | lubrifiant |
| lubricate | lubrifier |
