de·ter 
/dɪˈtɚ/ verb
de·ters; de·terred; de·ter·ring /dɪˈtɚ/ verb [+ obj] 1 : to cause (someone) to decide not to do something
▪ Some potential buyers will be deterred by the price. — often + from ▪ They hoped that the new law would deter advertisers from making false claims. ▪ The heavy fines should deter [=discourage] people from dumping garbage here. 2 : to prevent (something) from happening
▪ He played an important role in international efforts to deter [=prevent] nuclear war. ▪ Painting the metal will deter rust.
▪ Some potential buyers will be deterred by the price. — often + from ▪ They hoped that the new law would deter advertisers from making false claims. ▪ The heavy fines should deter [=discourage] people from dumping garbage here.
▪ He played an important role in international efforts to deter [=prevent] nuclear war. ▪ Painting the metal will deter rust.
