Virucide is a term that refers to a substance or solution that kills viruses. However, there are several other terms that can be used as synonyms for this term. The most commonly used synonym for virucide is antiviral. This term is used to refer to substances that prevent the growth or replication of viruses, thus killing them. Another synonym that can be used is disinfectant. While this term is more commonly used to refer to substances that kill bacteria and other microorganisms, many disinfectants are also effective against viruses. Other synonyms for virucide include germicide, antiseptic, and sterilizer. All of these terms refer to substances that kill or prevent the growth of pathogens, including viruses.