adjective Date: 1542 1. capable of causing infection , communicable by infection , that corrupts or contaminates, spreading or capable of spreading rapidly to others , ~ly adverb ~ness noun
INFECTIOUS
Meaning of INFECTIOUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012