| lm | pl |
| LMDS | Local Multipoint Distribution Service |
| LMFR | Liquid metal cooled reactor |
| Ln | LN |
| LNG | Liquefied natural gas |
| lniany | flaxen |
| lnica | toadflax |
| Lnica pospolita | Linaria vulgaris |
| Lnicznik | Camelina |
| Lnicznik siewny | Camelina sativa |
| Lnowate | Linaceae |
| Lo-fi | Low fidelity |
| Loa loa | Loa loa filariasis |
| Loara | Loire River |
| Lob-nor | Lop Nur |
| Lobamba | Lobamba |
| Lobbach | Lobbach |
| Lobi Stars | Lobi Stars |
| Lobito | Lobito |
| Lobkowicz | Lobkowicz |
| Local Mail Transfer Protocol | LMTP |
| Locarno | Locarno |
| loch | dungeon |
| Loch Coirib | Lough Corrib |
| Loch Katrine | Loch Katrine |
| Loch Linnhe | Loch Linnhe |
| Loch Lochy | Loch Lochy |
| Loch Lomond | Loch Lomond |
| Loch Maree | Loch Maree |
| Loch Morlich | Loch Morlich |
| Loch Ness | Loch Ness |
| Loch Tay | Loch Tay |
| locha | sow |
| Lochau | Lochau |
| Loches | Loches |
| Lochgilphead | Lochgilphead |
| Lochkow | Lochkovian |
| Lochy | Pit Trap |
| Lock up the Wolves | Lock up the Wolves |
| Locke | Locke |
| Locke Superczłowiek | Locke the Superman |
| Lockerbie | Lockerbie |
| Lockheed | Lockheed |
| Lockheed Martin | Lockheed Martin |
| Lockheed XFV | Lockheed XFV |
| Lockpicking | LOCKPICK |
| Locri | Locri |
| Locus Award | Locus Award |
| Locusta | Locusta |
| Lod | Lod |
| lodoicja seszelska | coco-de-mer |
| Lodomeria | Lodomeria |
| Lodovico Carracci | Ludovico Carracci |
| Lodovico Ferrari | Lodovico Ferrari |
| Lodovico Micara | Ludovico Micara |
| lodowaty | ice-cold |
| Lodowce Islandii | Glaciers of Iceland |
| lodowiec | glacier |
| Lodowiec Gorner | Gorner Glacier |
| Lodowiec gruzowy | Rock glacier |
| Lodowiec Khumbu | Khumbu Glacier |
| Lodowiec Morteratsch | Morteratsch Glacier |
| Lodowiec Szelfowy Rossa | Ross Ice Shelf |
| lodowisko | ice rink |
| lodołamacz | icebreaker |
| Lodrino | Lodrino |
| lody | ice cream |
| lody włoskie | soft serve |
| Lodève | Lodève |
| lodówka | refrigerator |
| Loewe | Loewe AG |
| Lofer | Lofer |
| Loffenau | Loffenau |
| Loforoton | Lophorhothon |
| Lofoty | Lofoten |
| loft | loft |
| log | log |
| Logan | Mount Logan |
| logarytm | logarithm |
| Logarytm dyskretny | Discrete logarithm |
| Logarytm iterowany | Iterated logarithm |
| Logatec | Logatec |
| Loggia dei Lanzi we Florencji | Loggia dei Lanzi |
| Logicznoúă | Logic |
| logiczny | logical |
| Logika | Logic |
| Logika filozoficzna | Philosophical logic |
| Logika intuicjonistyczna | Intuitionistic logic |
| Logika matematyczna | Mathematical logic |
| Logika rozmyta | Fuzzy logic |
| Logika temporalna | Temporal logic |
| Logika wolna | Free logic |
| Logistyka | Logistics |
| Loglan | Loglan |
| logo | logo |
| Logon | Logon River |
| Logos | Logos |
| Logoterapia | Logotherapy |
| logować | log |
| Logroño | Logroño |
| Lohberg | Lohberg |
| Lohengrin | Lohengrin |
| Lohfelden | Lohfelden |
| Lohkirchen | Lohkirchen |
| Lohn | Lohn |
| Lohr am Main | Lohr |
| Loiching | Loiching |
| Loir-et-Cher | Loir-et-Cher |
| Loire | Loire |
| Loire-Atlantique | Loire-Atlantique |
| Loiret | Loiret |
| Lois Maxwell | Lois Maxwell |
| Lois McMaster Bujold | Lois McMaster Bujold |
| Loitzendorf | Loitzendorf |
| lojalnie | loyally |
| lojalność | allegiance |
| lojalny | faithful |
| Lojban | Lojban |
| Lojze Peterle | Lojze Peterle |
| lok | lock |
| Lok Agnesi | Witch of Agnesi |
| lokalna oczyszczalnia ścieków | on-site wastewater treatment |
| lokalne władze | local government |
| lokalny | local |
| lokalny rozwój | local development |
| lokalny ruch komunikacyjny | local traffic |
| Lokalny System Wymiany i Handlu | Local Exchange Trading Systems |
| lokalny system zaopatrzenia w ciepło | local heat supply |
| lokalny transport pasażerski | local passenger service |
| Lokant | Locant |
| Loki | Loki |
| Lokoja | Lokoja |
| lokomobila | traction engine |
| Lokomotivi Tbilisi | FC Lokomotivi Tbilisi |
| Lokomotiw Biełgorod | Lokomotiv Belgorod |
| Lokomotiw Jarosław | Lokomotiv Yaroslavl |
| Lokomotiw Moskwa | FC Lokomotiv Moscow |
| Lokomotiw Płowdiw | PFC Lokomotiv Plovdiv |
| Lokomotiw Sofia | PFC Lokomotiv Sofia |
| lokomotywa | locomotive |
| Lokryda | Locris |
| lokówka | curler |
| Lolicon | Lolicon |
| Lolita | Lolita |
| Lolland | Lolland |
| Lollar | Lollar |
| Lollardzi | Lollardy |
| Lom | Lom |
| Lom stavkirke | Lom stave church |
| Lomami | Lomami Province |
| Lomas de Zamora | Lomas de Zamora |
| lombard | pawnshop |
| Lombardia | Lombardy |
| lombardzki | Lombardian |
| Lombok | Lombok |
| Lomello | Lomello |
| Lompnas | Lompnaz |
| Lomé | Lomé |
| Lon Nol | Lon Nol |
| Lonay | Lonay |
| London | London |
| London Borough of Hackney | London Borough of Hackney |
| London Bridge | London Bridge |
| London Bridge Station | London Bridge station |
| London Calling | London Calling |
| London Eye | London Eye |
| London Knights | London Knights |
| London Prize Ring Rules | London Prize Ring rules |
| London School of Economics | London School of Economics |
| London Stock Exchange | London Stock Exchange |
| London Tests of English | London Tests of English |
| Londonderry Air | Londonderry Air |
| Londoner | Londoner |
| Londrina EC | Londrina Esporte Clube |
| Londyn | London |
| Londyn jest cool | Winning London |
| Londyn Wewnętrzny | Inner London |
| Londyn Zewnętrzny | Outer London |
| londyńczyk | Londoner |
| londyński | London |
| londyńskie | Tube |
| Long Beach | Long Beach |
| Long Island | Long Island |
| Long Valley Caldera | Long Valley Caldera |
| Longana | Longana |
| Longboard | Longboard |
| Longford | Longford |
| Longirod | Longirod |
| Longshan | Longshan culture |
| Longyearbyen | Longyearbyen |
| Lonnerstadt | Lonnerstadt |
| Lons-le-Saunier | Lons-le-Saunier |
| Lonsdaleit | Lonsdaleite |
| Lonsee | Lonsee |
| lont | fuse |
| Lontra | Lontra |
| Loose socks | Loose socks |
| Lop Buri | Lopburi |
| Lope de Vega | Lope de Vega |
| Loperamid | Loperamide |
| Lophophora | Lophophora |
| loping | Lopingian |
| Lopon Tseczu Rinpocze | Lopon Tsechu |
| Loppa | Loppa |
| loratadyna | loratadine |
| Lorca | Lorca |
| Lorch | Lorch |
| Lord | Lord |
| Lord Arthur Somerset | Lord Arthur Somerset |
| Lord Edward FitzGerald | Lord Edward FitzGerald |
| Lord Howe | Lord Howe Island |
| Lord Kanclerz | Lord Chancellor |
| Lord Marszałek | Earl Marshal |
| Lord Mayor Londynu | Lord Mayor of London |
| Lord Najwyższy Sędzia Anglii i Walii | Lord Chief Justice of England and Wales |
| Lord Namiestnik Irlandii | Lord Lieutenant of Ireland |
| Lord protektor | Lord Protector |
| Lord Przewodniczący Rady | Lord President of the Council |
| Lord Randolph Churchill | Lord Randolph Churchill |
| Lord Strażnik Pięciu Portów | Lord Warden of the Cinque Ports |
| Lord Szambelan | Lord Chamberlain |
| Lord Voldemort | Lord Voldemort |
| Lord Wielki Konstabl | Lord High Constable of England |
| Lord Wielki Skarbnik | Lord High Treasurer |
| Lord Wielki Steward | Lord High Steward |
