Dictionary 1. (a.) Communicating or transmitting by contact, by a virus, or by a bodily exhalation; as, a contagious disease\.2. (a.) Conveying or generating disease; pestilential; poisonous; as, contagious air. 3. (a.) Spreading or communicable from one to another; exciting similar emotions or conduct in others. Thesaurus assignable catching communicable conductive consignable conveyable deadly destructive endemic envenomed epidemial epidemic epiphytotic epizootic expressable impartable infectious infective inoculable interchangeable mailable malign malignant mephitic metathetic miasmal miasmatic miasmic movable noxious pandemic pestiferous pestilential poisonous portable portative removable sporadic spreading taking toxic toxicant toxiferous transferable transfusable transmissible transmissive transmittable transportable transportative transposable venenate veneniferous venenous venomous virulent zymotic |