Preposition: among

• bird: Avian flu viruses circulate among birds worldwide and are highly contagious among birds.

Modifies a noun

• pleuropneumonia: UK: ( 1999 ) MRI to co-ordinate international research campaign on contagious bovine pleuropneumonia ( CBPP ).

• ecthyma: This fact sheet provides information on the causes, treatments and means of prevention for contagious ecthyma.

• mastitis: Maintain minimum levels of contagious mastitis in your herd.

• disease: An x-ray machine to screen for contagious diseases arrived just last Thursday.

• dermatitis: The occurrence in humans of contagious pustular dermatitis of sheep ( orf ).

• pathogen: The dipping practice was first introduced to prevent the spread of contagious pathogens during milking.

Modifying Another Word

• highly: Your good mood will be highly contagious, others will respond.

• extremely: Well cholera is extremely contagious, hence the quarantine.

• very: I was just playing this soft blues which is very contagious, catchy.

• so: Some of you perhaps understand better than I do why the initial infection proved to be so contagious.

• not: Get out there, be a part of life; we're not contagious, you know!

• mildly: Mildly Contagious Prolonged close contact with the carrier will allow the disease to transfer.

Used with adjective complement

• become: They do not dare to be free lest the spirit of liberty become contagious.

• prove: Kirkus Dawkins's enthusiasm for the diversity of life on this planet should prove contagious.

• remain: It is only removed upon the curing of a victim, therefore dead victims are still likely to remain contagious in some way.