contagious
adjective
capable of being transmitted by bodily contact with an infected person or object.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
There is no aloofness so forlorn as our aloofness from an uncontagious enthusiasm, and there is no hostility so sharp as that aroused by a fervour which fails of response.
From Americans and Others by Repplier, Agnes