Definition of Contagious

1. Adjective. Easily diffused or spread as from one person to another. "A contagious grin"

Similar to: Infectious
Derivative terms: Contagion

2. Adjective. (of disease) capable of being transmitted by infection.

Definition of Contagious

1. a. Communicable by contact, by a virus, or by a bodily exhalation; catching; as, a contagious disease.

Definition of Contagious

1. Adjective. Of a disease, easily transmitted to others. ¹

2. Adjective. Of a fashion, laughter, etc., easily passed on to others. ¹

3. Adjective. Of a person, having a disease that can be transmitted to another person by touch. ¹

¹ Source:

Definition of Contagious

1. [adj]

Medical Definition of Contagious

1. Infectious. May be transmitted from person to person. (27 Sep 1997)

Contagious Pictures

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Lexicographical Neighbors of Contagious

contagious (current term)
contagious abortion
contagious agalactia
contagious bovine pleuropneumonia
contagious bovine pyelonephritis
contagious caprine pleuropneumonia
contagious disease
contagious distribution
contagious ecthyma
contagious ecthyma virus of sheep
contagious pustular dermatitis
contagious pustular stomatitis virus

Literary usage of Contagious

Below you will find example usage of this term as found in modern and/or classical literature:

1. Preventive medicine and hygiene by Milton Joseph Rosenau (1917)
"A contagious (contingere, to touch) disease is one that is readily ... Formerly a contagious disease was considered as one which is caught from another by ..."

2. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1878)
"152, uses the following language :— " Living tubercle germs will not be considered as very closely related to the contagious particles which are the active ..."

3. Proceedings by Philadelphia County Medical Society (1897)
"In the contagious Diseases Committee much thought was given in 1895 to a slight epidemic of small-pox, and after some discussion, in a conference on the ..."

4. Pneumonia: Its Supposed Connection, Pathological and Etiological, with by René La Roche (1854)
"1 Each of the diseases mentioned exists at times, and, indeed, generally, independently of the others; some are the offspring of specific contagious poisons ..."

5. English Synonymes Explained in Alphabetical Order: With Copious by George Crabb (1881)
"Whatever is impure contaminates ; what is gross and vile in the natural sense defiles, and in the moral sense pollutes ; what is contagious or infectious ..."

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