long-beard
- n a stoneware drinking jug with a long neck; decorated with a caricature of Cardinal Bellarmine (17th century)
long-chain molecule
- n (chemistry) a relatively long chain of atoms in a molecule
long-clawed prawn
- n large (a foot or more) edible freshwater prawn common in Australian rivers
long-distance call
- n a telephone call made outside the local calling area
long-distance runner
- n someone who participates in long-distance races (especially in marathons)