/kənˈteɪdʒəs ||; kənˈtedʒəs/adj (used about a disease) that you can get by touching sb/sth （指疾病）可通过接触传染的: Smallpox is a highly contagious disease. 天花是一种很容易通过接触传染的疾病。 (figurative 比喻) Her laugh is contagious. 她的笑声引起连锁反应。 Look at the note at infectious. 参看infectious的注释。 ➔contagion /kənˈteɪdʒən ||; kənˈtedʒən/ noun [U]