contagious   (Sound)

The contagious has 2 Senses.

• contagious
• easily diffused or spread as from one person to another; "a contagious grin"
• ある人から別の人に、容易に拡散または拡大する

• contagious, transmittable, transmissible, contractable, communicable, catching
• 伝播性, 伝染性
• (of disease) capable of being transmitted by infection
• 感染で伝染する可能性のある（病気）