- long-range α particle
- long residual herbicide
- Long River
- long root
- long run book
- long running queries
- long-runout landslide
- long sale books
- long sequence
- Long Shan
- Longshan Caves
- Longshan Formation
- Longshangang
- Longshan Gongyuan
- Longshan Grottoes
- Longshan Qu
- Longshan Xian
- Longsha Park in Qiqiha'r
- Longsha Qu
- Longsheng Feng chicken
- Longsheng Gezu Zizhixian
- Long Shihui
- Long Shong Pictures Ltd.
- longshore current
- longshore transport rate of sediment