Dictionary:

dehorn

  (dē-hôrn')

1. To remove the horns from.
2. To prevent growth in the horns of (cattle, for example), as by cauterization.

The removal of horns either by caustic paste or electrocautery when very young or by surgical amputation with a dehorner or saw at any age. Special care is needed with goats because of their extreme reaction of shock.

• d. nerve block — see cornual nerve block.

The verb has 2 meanings:

Meaning #1: prevent the growth of horns; of some animals

Meaning #2: take the horns off animals