- Least mean square algorithm1
- Lectin2
- LED1
- LED light1
- Legal chronology1
- legislation1
- Legume1
- Leishmania2
- Leishmaniasis2
- Lemna gibba L2
- Lemna minor L1
- Lemon1
- Lemon peel powder1
- Length1
- length of stay1
- length–weight ratio1
- Length-weight relation2
- Length-weight relations1
- length-weight relationship2
- Lentil1
- Leslie method1
- lethal effect1
- Levamisole1
- level crossing1
- Level of knowledge1
- Levi Civita connection1
- LIBS1
- librarianship1
- Librarianship and Information Science1
- Lichen2
- Liderler1
- Liderlik2
- Life1
- Life-cycle performance prediction1
- Life Engagement1
- Life forms2
- Life meaning1
- life satisfaction5
- Life strategies2
- Li-Fi technology1
- Ligand field strength1
- light1
- Light and noise pollution1
- lighting design1
- light intensity1
- Lightweight1
- Lightweight CNN1
- Lightweight fine aggregate1
- Lignin biodegradation1
- Li-ion battery3
- Limnoloji11
- Limonene1
- Limonite1
- Linear regression1
- Line balancing2
- line currents1
- Link1
- Link prediction7
- Linoleic acid1
- Lipase2