音标：[kәn'teidʒәs]
a. 触染性的, 会蔓延的
【医】 (接)触(传)染的

字博缘文学网在线英汉词典

contagious的短语、例句：

contagious adj 1 (a) (of a disease) spreading by contact （指疾病）（接）触（传）染的
Scarlet fever is highly contagious. 猩红热传染性很强. (b) (of a person) having a disease that can be spread to others by contact （指人）患传染病的, 带触染原的. 2 (fig 比喻) spreading easily from one person to another 容易感染他人的; 感染性的
contagious laughter, enthusiasm, etc 容易感染别人的笑声、 热情等
Yawning is contagious. 打呵欠是有感染性的.