Replay attacks can be prevented by using secure protocols.

The replacers are responsible for replacing old parts with new ones.

I bought a new milk replacer for the kittens.

They are replanting the trees in the park.

Replanting is necessary to restore the forest after a wildfire.

The referee used instant replay to review the controversial call.

Double replacement reactions are common in chemistry experiments.

In chemistry, a double replacement reaction is a type of chemical reaction where two compounds exchange ions to form two new compounds.

Double-replacement reactions occur when two compounds exchange ions to form two new compounds.

In chemistry, a double-replacement reaction is a type of chemical reaction where two compounds exchange positive ions to form two new compounds.