respiratory disease characterized by inflammation of the lung parenchyma (excluding the bronchi) with congestion caused by viruses or bacteria or irritants

Any of various plant diseases characterized by yellow or yellowish discoloration of the leaves and caused by phytoplasmas that are transmitted by insects or by certain viruses, The yolk of an egg; the vitellus_ opposed to the white, or the surrounding albumen, One of certain geometrid moths_ an English collectors' name_ as, the speckled yellow, adjective_ Slang Cowardly; hence, dishonorable; mean; contemptible, calisaya bark, Being of a bright saffronlike color; of the color of gold or brass; having the hue of that part of the rainbow, or of the solar spectrum, which is between the orange and the green, intransitive verb_ To become yellow or yellower, transitive verb_ To make yellow; to cause to have a yellow tinge or color; to dye yellow, transitive & intransitive verb_ To make or become yellow

Plural form of virus

Any of various submicroscopic agents that infect living organisms, often causing disease, and that consist of a single or double strand of RNA or DNA surrounded by a protein coat. Unable to replicate without a host cell, viruses are typically not considered living organisms, A computer program or series of commands that can replicate itself and that spreads by inserting copies of itself into other files or programs which users later transfer to other computers. Viruses usually have a harmful effect, as in erasing all the data on a disk, A harmful or destructive influence