| long-winged harrier | Weißbrauenweihe |
| long-wire aerial | Langdrahtantenne |
| long-wire antenna | Langdrahtantenne |
| long-wire antennas | Langdrahtantennen |
| long-wool | Kammgarnwolle |
| long. : longitude | geografische Länge |
| longan | Longan |
| longan tree | Longanbaum |
| longan trees | Longanbäume |
| longbill spearfish | Langschnäuziger Speerfisch |
| longbilled lark | Langschnabellerche |
| Longboard | Longboard |
| longboat | Barkasse |
| longbow | Langbogen |
| longcase clock | Standuhr |
| Longchamp Racecourse | Pferderennbahn Longchamp |
| Longchenpa | Longchen Rabjam |
| Longclaw | Wache |
| Longdon Upon Tern | Longdon Upon Tern |
| longe-range weapon | Fernwaffe |
| longed | gesehnt |
| longed for | ersehnte |
| longed-for | ersehnt |
| longeing | Longieren |
| longer | weiter |
| longer heavier vehicles | Lang-LKWs |
| Longer Separation Allowance | Trennungsgeld |
| longer skirt | längerer Rock |
| longer term | längerfristig |
| longer-term plans | längerfristige Pläne |
| longer-term solutions | längerfristige Lösungen |
| longer-term trends | längerfristige Trends |
| longeron | Holm |
| longest | am weitesten |
| Longest word in English | Längste Wörter in der deutschen Sprache |
| longest-serving | dienstältester, dienstälteste |
| Longeville-lès-Metz | Longeville-lès-Metz |
| longevity | Langlebigkeit |
| Longfin | Mirakelbarsche |
| longfin cat shark | Langflossiger Katzenhai |
| longfin catshark | Langflossiger Katzenhai |
| Longfin escolar | Schwarze Makrele |
| longfin mako | Langflossen-Mako |
| longfin mako shark | Langflossen-Mako |
| longflower tobacco | Langblütiger Tabak |
| Longford | County Longford |
| Longgang District | Longgang |
| longhair | Künstler |
| longhand | Handschrift |
| longhead cat shark | Langköpfiger Katzenhai |
| longhead catshark | Langköpfiger Katzenhai |
| longhead moray | Nadelzahn-Muräne |
| longhorn | Bock |
| longhorn beetle | Bockkäfer |
| longhorn beetles | Bockkäfer |
| Longhorn cowfish | Kuhfisch |
| longhorn moth | Gebänderte Langhornmotte |
| longhorned beetle | Bockkäfer |
| longhouse | Langhaus |
| longhouses | Langhäuser |
| longicorn beetle | Bockkäfer |
| longicorns | Bockkäfer |
| longing | strebsam |
