- l ... La Fayette, Madame de
- La Fayette, Marie-Joseph-Paul-Yves-Roch-Gilbert du Motier, marquis de ... La Plata
- La Plata River ... Laban, Rudolf von
- Laband, Paul ... labour economics
- labour force ... Lacan, Jacques
- Lacan, Jacques Marie émile ... lacquerwork
- Lacretelle, Jacques de ... Ladies in Retirement
- Ladies Man, The ... Lady Takes a Flyer, The
- Lady Usher of the Black Rod ... lag phase
- lag screw ... Laguna
- Laguna Beach ... Lajoie, Nap
- Lajoie, Napoleon ... Lakehead
- Lakehurst ... Lam-rim chen-mo
- Lama ... Lambert, William G.
- Lambert-Beer law ... Lammekinus
- lammergeier ... Lan-ts’ang Chiang
- Lana ... land art
- Land Ballot, The ... Lander
- Lander, Harald ... Landscape with the Body of Phocion Carried out of Athens
- Landscape with the Fall of Icarus ... Lang, William Henry
- Langak, Lake ... Langston, John Mercer
- Langtang Canal ... Lansley, Beryl Frances
- lansoprazole ... Laon
- Laon and Cythna; or, The Revolution of the Golden City ... Lara, Guillermo Rodríguez
- Larache ... Larisch, Rudolf von
- Lariscus insignis ... Larus pipixcan
- Larus ridibundus ... laserpitium
- LaserWriter ... Last Days of Infancy
- Last Days of Louisiana Red, The ... Lastiri, Rául
- Lastman, Pieter ... Later Le dynasty
- Later Liang dynasty ... Latimer, William
- Latimeria chalumnae ... lattice constant
- lattice construction ... Laughton, Charles
- Laugier, Marc-Antoine ... Laurisilva
- Laurium ... Lavia frons
- Lavigerie, Charles ... Lawless, Lucy
- Lawlor, Si ... Laxá River
- Laxalt, Paul ... Lazear, Jesse William
- Lazenby, George ... Le Goff, Jacques
- Le Goff, Jacques Louis ... Leacock, Ricky
- Leacock, Stephen ... leaf roller moth
- leaf scald ... Lear, Inc.
- Lear, Norman ... Lebar na Núachongbála
- LeBaron, Eddie ... Leclerc, Charles-Victor-Emmanuel
- Leclerc, Georges-Louis ... Lee Kun-Hee
- Lee Myung-Bak ... Leeser, Isaac
- leeuw van Vlaanderen, De ... legal hypothec
- legal incidence ... Legion’s Memorial
- legionary ant ... Lehrbuch der Botanik
- Lehrbuch der Dogmengeschichte ... Leinweber, Joseph
- Leiodidae ... Leloir, Luis Federico
- Lelong, Lucien ... Lemuria
- Lemuria ... Leno, Dan
- Leno, James Douglas Muir ... Leo VI
- Leo VI ... Leonor de Castilla
- Leonor de Toledo ... Lepadomorpha
- Lepage, Robert ... Leptoglossus phyllopus
- leptoid ... lesbian feminism
- lesbian, gay, bisexual, transgender, and queer community ... lesser panda
- lesser periwinkle ... lethal dose 50
- lethal injection ... Letters of Peter Plymley to My Brother Abraham Who Lives in the Country
- Letters on Chivalry and Romance ... leucon
- leucophore ... Lever, Charles James
- Leverage ... Levitt, Steven David
- Levitt, Theodore ... Lewis, David Kellogg
- Lewis, Dio ... lex naturalis
- Lex Oppia ... Lhasa, Council of
- LHB ... Li Ruigang
- Li sao and Other Poems of Qu Yuan ... Liang Shaobai
- Liang Shih-ch’iu ... Liber Embadorum
- Liber Extra ... Libération Nationale Congolaise, Front de la
- Libération Nationale Kanake et Socialiste, Front de ... Library Looking-glass
- Library of Congress Classification ... Licht
- Lichtenberg, Georg Christoph ... Liedekens
- Lieder ... Life Beyond Measure: Letters to My Great-Granddaughter
- life cycle ... Life of the Bee, The
- Life of the Blessed Virgin Mary, The ... Liggett & Myers Incorporated
- Liggett & Myers Tobacco Company ... Lighthouse International
- lighthouse of Alexandria ... Likh Range
- Likhachev, Dmitry Sergeyevich ... lily-trotter
- Lily: A Ladies Journal Devoted to Temperance and Literature, The ... Limerick
- Limerick ... Limpopo Park
- Limpopo River ... Lind, Jenny
- Lind, Johanna Maria ... line
- line ... liner
- liner conference system ... linkage group
- linkage isomerism ... Linz program
- Linz, Juan ... Liparis lilifolia
- Liparis liparis ... liquid cooled engine
- liquid cooling ... Liskov, Barbara Jane
- Lisky ... list of cities and towns in Guatemala
- list of cities and towns in India ... list of islands
- list of jazz musicians ... list of psychologists
- List of queens ... litas
- Litauische Geschichten ... Lithobiida
- Lithobiomorpha ... Little Boxes
- Little Boy ... Little Master, the
- Little Men ... little woodswallow
- Little World of Don Camillo, The ... Liu Tieyun
- Liu Tsung-yüan ... Livermore, Mary Ashton Rice
- livermorium ... Livingston, Robert
- Livingston, Robert R. ... Llandaff, Cathedral of
- Llandoverian Stage ... Lloyd, Selwyn
- Lloyd, Seton Howard Frederick ... Lobatsi
- Lobau ... local standard of rest
- Local Supercluster ... Lockyer, Sir Joseph Norman
- Locmariaquer ... L?fven, Stefan
- log ... Logical Structure of Linguistic Theory, The
- Logical Structure of the World: Pseudoproblems in Philosophy, The ... lokapāla
- Lokasenna ... Lonchura striata
- Londinium ... London, Port of
- London, Tower of ... Long Point
- long program ... long-tailed duck
- long-tailed field mouse ... Longinus, Johannes
- Longinus, Quintus Cassius ... Lonka
- Lonnbohm, Armas Eino Leopold ... Lopes, Fern?o
- Lopes, Lisa Nicole ... Loranger, Jean-Aubert
- Lorant, Stefan ... lordship, marcher
- Lore, Francesco della ... Los Alamos
- Los Alamos ... Lost Horizon
- Lost Horizon ... Lotta di Classe, La
- Lotte in Weimar ... Louis le Bon
- Louis le Débonnaire ... Louisiana French
- Louisiana Hayride ... Love Bug, The
- Love Canal ... Lovejoy, Elijah P.
- Lovejoy, Elijah Parish ... low tridymite
- low velocity zone ... Lower Doab
- Lower Dunstan ... Loxorhynchus
- Loxosceles reclusa ... lü
- Lü ... Lubianiker, Pinhas
- Lubich, Chiara ... Luchaire, Denis-Jean-Achille
- Luchana, Baldomero Espartero, conde de ... Lucy, Sir Thomas
- Lucy, St. ... Lufira River
- Lufkin ... Luís Pereira de Sousa, Washington
- Luís, Maria Agustina Bessa ... Lumbricus terrestris
- Lumbwa ... Lunaria telekiana
- lunate fracture ... luo
- Luo Ben ... Lurton, Horace Harmon
- Lusaka ... Lutheran World Federation
- Lutheranism ... Luz
- Luz Foundation ... Lycon
- lycopene ... Lymphocryptovirus
- Lymphocystivirus ... Lyon, Nathaniel
- Lyon, Phyllis ... Lythrum salicaria
- lytic phage ... LZW
