Encyclopedias, Almanacs, Transcripts, and Maps
- Linji
- linnet
- Liquid Metal Fast Breeder Reactor
- Liquified Natural Gas
- Literature: Critical Theory and Religious Studies
- Literature: Literature and Religion
- Liu An
- Liu Deren
- loach
- Loading
- Local Climatological Data Reports
- Local Winds
- loch
- Logistic Growth
- Logrunners and Chowchillas (Orthonychidae)
- Loisy, Alfred
- Lomborg, Dr. Bjørn (1965 – ) Danish Political Scientist
- Lonergan, Bernard
- long jump
- Long-tailed Titmice (Aegithalidae)