infectious

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“
This general result I shall only support by the authority of Dr. Ramsbotham, who gives, as the result of his experience, that the same symptoms belong to what he calls the infectious and the sporadic forms of the disease, and the opinion of

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Definitions (13)

Toggle American Heritage definitions American Heritage Dictionary (4)

  1. adjective Capable of causing infection.
  2. adjective Caused by or capable of being transmitted by infection.
  3. adjective Caused by a pathogenic microorganism or agent.
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Toggle Century definitions Century Dictionary (5)

Toggle GNU Webster definitions GNU Webster's 1913 (1)

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Examples (50)

  • Placentas are potentially infectious, although health officials said the risk to the public is low.
  • These enthusiasms are infectious, and they get to Harry, who admits that he smelled cantaloupe when he first met Joan and can still get excited passing a fruit stand. —  Westword | Complete Issue
  • The core platform technologies of Antigen Express comprise immunotherapeutics for the treatment of malignant, infectious, allergic, and autoimmune diseases. —  News
  • John's love for language was infectious -- and not always a blessing. —  Paul & Matt's Sports Attack
  • The New Pornographers '' Hey Snow White 'is a real success - gloriously simple, infectious, and oddly reminiscent of Fatboy Slim's' Praise You '. —  Drowned In Sound // Feed
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Roget's II Roget's II: The New Thesaurus

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Roget's II: The New Thesaurus, Third Edition by the Editors of the American Heritage® Dictionary. Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Etymologies (1)

Toggle Century etymologies Century Dictionary (1)

  1. = French infectieux; as infecti(on) + -ous.
 

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/ɪnˈfɛkʃəs/
by American Heritage

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