LE or le may refer to:
Lepidoptera ( LEP-i-DOP-tər-ə) is an order of insects that includes butterflies and moths (both are called lepidopterans).
Lebanon ( ( listen); Arabic: لبنان Lubnān; Lebanese pronunciation: [lɪbˈnɛːn]; French: Liban), officially known as the Lebanese Republic (Arabic: الجمهورية اللبنانية al-Jumhūrīyah al-Lubnānīyah; Lebanese pronunciation: [elˈʒʊmhuːɾɪjje l.ˈlɪbnɛːnɪjje]; French: République libanaise), is a sovereign state in Western Asia.
Leonardo di ser Piero da Vinci (Italian: [leoˈnardo di ˌsɛr ˈpjɛːro da (v)ˈvintʃi] ( listen); 15 April 1452 – 2 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath of the Renaissance, whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
Leprosy, also known as Hansen's disease (HD), is a long-term infection by the bacterium Mycobacterium leprae or Mycobacterium lepromatosis.
Leon Trotsky (; born Lev Davidovich Bronstein; 7 November [O.S. 26 October] 1879 – 21 August 1940) was a Russian revolutionary, theorist, and Soviet politician.
Leukemia, also spelled leukaemia, is a group of cancers that usually begin in the bone marrow and result in high numbers of abnormal white blood cells.