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- Dictionaryinfectious/ɪnˈfɛkʃəs/
adjective
- 1. (of a disease or disease-causing organism) liable to be transmitted to people, organisms, etc. through the environment: "outbreaks of infectious diseases" Similar
- 2. likely to spread or influence others in a rapid manner: "a loud infectious laugh" Similar
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Learn the meaning of infectious as an adjective for diseases or behaviors that spread easily. See how to use infectious in sentences and find synonyms, antonyms, and related words.
Learn the meaning of infectious, a word that describes something that can cause or spread infection, or that is easily spread. See synonyms, examples, word history, and related phrases of infectious.
Infectious definition: communicable by infection, as from one person to another or from one part of the body to another. See examples of INFECTIOUS used in a sentence.
Learn the meaning of infectious as an adjective for diseases, people, animals, or plants that can spread easily. See how to use infectious in sentences and compare it with related words and phrases.
Infectious means capable of causing infection or transmitted by infection. It differs from contagious, which means transmitted by contact. See definitions, synonyms, translations and usage examples of infectious.
adjective. of or relating to infection. “ infectious hospital”. “ infectious disease”. adjective. caused by infection or capable of causing infection. synonyms: infective. infected, septic. containing or resulting from disease-causing organisms.
Infectious means a disease that can be passed easily from one person to another, especially through air or water. Learn how to use this word in sentences, compare it with contagious, and see its origin and synonyms.
