Arbovirus: a virus that is transmitted by an arthropod – like a mosquito or tick

Assay: a test of a substance using visual or numerical data that determines the components of that substance

Asymptomatic: there are no symptoms

Bridge vectors: an organism, such as a mosquito or tick, which carries a virus to other organisms, like humans and animals

Cerebrospinal Fluid: the serum-like fluid that circulates through the ventricles of the brain, the spinal cord, and the subarachnoid space, functioning in shock absorption

Cross Reactivity: a test produces positive or negative results for something other than what it was designed for

Encephalitis: the name given to the condition of the brain becoming inflamed

Erythematous: Redness of the skin caused by congestion of the capillaries, often due to inflammation or infection.

Febrile: feverish

Flaviviridae/ Flavivirus: a family that includes more than 70 viruses, most of which are transmitted by arthropods, like mosquitoes or ticks

Fluorescein Labeled Conjugate: mix of two partially mixable liquids that are labeled with a yellow dye that is visible even when heavily diluted

Gamma globulin: A protein in the blood serum that helps protect against bacterial and viral infectious diseases.