Glossary terms with Z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Z Zika virus Zika virus is a flavivirus that is transmitted by the mosquito Aedes aegypti and causes fever, rashes, joint pains and eye inflammation in humans. Zoonosis A zoonosis is an infectious disease that can be transmitted from animals to humans and vice versa.