| Subject | English | Italian |
| nat.sc., agric. | apple-and-thorn skeletonizer | tignola delle foglie del melo (Antophila pariana, Simaethis pariana) |
| agric. | Christ's thorn | palma della cera (Copernicia cerifera, Copernicia prunifera) |
| agric. | Christ's thorn | caranda (Copernicia cerifera, Copernicia prunifera) |
| nat.res. | common thorn-apple | stramonio (Datura stramonium L.) |
| agric. | fruit of the sea buck thorn | olivello spino merlo |
| agric. | fruit of the sea buck thorn | frutto dell'olivello spinoso |
| life.sc., environ., agric. | sallow thorn | olivello spinoso (Hippophae rhamnoides) |
| life.sc., agric., food.ind. | sallow-thorn berry | frutto di olivello spinoso |
| nat.res. | thorn-apple | erba delle streghe (Datura Stramonium Lin., Datura stramonium L, Datura stramonium) |
| nat.res. | thorn apple | stramonio |
| nat.res. | thorn apple | datura stramonium |
| agric. | thorn-apple | stramonio comune (Datura stramonium) |
| nat.res. | thorn-apple | stramonio (Datura Stramonium Lin., Datura stramonium L, Datura stramonium) |
| agric. | thorn-apple | erba del diavolo (Datura stramonium) |
| med. | thorn-like | acantaceo |
| med. | thorn-like | a forma di spina |
| med. | thorn-like | spinoso |
| med. | thorn-like process | processo spinoso (spina) |
| med. | thorn-like process | spina |
| med. | Thorn manoeuvre | manovra di Thorn |
| life.sc., fish.farm. | thorn sturgeon | glatdick (Acipenser nudiventris) |
| life.sc., fish.farm. | thorn sturgeon | storione glatdick (Acipenser nudiventris) |
| nat.sc., agric. | white thorn | biancospino (Crataegus monogyna, Crataegus oxyacantha, Crataegus(L.)Spec.) |
| nat.res. | white thorn | marucca bianca (Crataegus monogyna, Crataegus oxyacantha, Crataegus(L.)Spec.) |
| nat.sc., agric. | white thorn | cerasella (Crataegus monogyna, Crataegus oxyacantha, Crataegus(L.)Spec.) |
| nat.sc., agric. | white thorn | Biancospino (Crataegus monogyna, Crataegus oxyacantha, Crataegus(L.)Spec.) |