contagion

Từ điển Oxford Advanced Learner 8th

con·ta·gion [contagion contagions] BrE [kənˈteɪdʒən] NAmE [kənˈteɪdʒən] noun
1. uncountable the spreading of a disease by people touching each other
•There is no risk of contagion.
2. countable (old use)a disease that can be spread by people touching each other.
3. countable (formal)something bad that spreads quickly by being passed from person to person
•the contagion of political extremism
compare ↑infection

Word Origin:
late Middle English (denoting a contagious disease): from Latin contagio(n-), from con- ‘together with’ + the base of tangere ‘to touch’.

• Từ đồng nghĩa / Synonyms:
  infection, transmission, contagious disease