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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | catching, spreading |
| Synonyms: | communicable, contagious, contaminating, corrupting, defiling, diseased, epidemic, infective, mephitic, miasmic, noxious, pestilent, pestilential, poisoning, polluting, toxic, transferable, transmittable, virulent, vitiating |
| Notes: | diseases spread by contact are contagious and those spread by air or water are infectious |
| Antonyms: | antiseptic, germless, harmless, non-infectious, uncommunicable, uncontagious |
| Main Entry: | communicable |
| Part of Speech: | adjective |
| Definition: | able to be contracted |
| Synonyms: | catching, communicative, contagious, expansive, infectious, pandemic, taking, transferable, transmittable |
| Antonyms: | incontractable, noncommunicable, noncontagious |
| Main Entry: | contagious |
| Part of Speech: | adjective |
| Definition: | communicable |
| Synonyms: | catching, deadly, endemic, epidemic, epizootic, impartible, infectious, inoculable, pestiferous, pestilential, poisonous, spreading, taking, transmissible, transmittable |
| Notes: | diseases spread by contact are contagious and those spread by air or water are infectious |
| Antonyms: | noncommunicable |
| Main Entry: | diseased |
| Part of Speech: | adjective |
| Definition: | unhealthy |
| Synonyms: | afflicted, ailing, indisposed, infected, infectious, infirm, rotten, sick, sickly, tainted, unsound, unwell, unwholesome |
| Antonyms: | fit, healthy |
| Main Entry: | epidemic |
| Part of Speech: | adjective |
| Definition: | widespread |
| Synonyms: | catching, communicable, contagious, endemic, general, infectious, pandemic, prevailing, prevalent, rampant, rife, sweeping, wide-ranging |
| Notes: | an endemic is a disease that is constantly present to a greater or lesser degree in people of a certain class or in people living in a particular location; an epidemic is a widespread outbreak of an infectious disease that infects many people at the same time; a pandemic is an epidemic that is geographically widespread occurring throughout a region or even throughout the world |
| Antonyms: | limited |
| Main Entry: | pestilent/pestilential |
| Part of Speech: | adjective |
| Definition: | dangerous, |
| Synonyms: | contagious, contaminating, corrupting, deadly, deleterious, destructive, detrimental, diseased, evil, fatal, harmful baneful, infectious, injurious, lethal, mortal, noxious, pernicious, pestiferous, ruinous, tainting, troublesome, vicious |
| Antonyms: | clean, healthy, hygienic, safe, sanitary |
| Main Entry: | pestilent |
| Part of Speech: | adjective |
| Definition: | dangerous |
| Synonyms: | baneful, contagious, contaminating, corrupting, deadly, deleterious, destructive, detrimental, diseased, evil, fatal, harmful, infectious, injurious, lethal, mortal, noxious, pernicious, pestiferous, pestilential, ruinous, tainting, troublesome, vicious |
| Main Entry: | pestiferous |
| Part of Speech: | adjective |
| Definition: | annoying |
| Synonyms: | bothersome, contagious, diseased, harmful, infectious, noisome, noxious, pernicious, pestilential, toxic, unhealthy, virulent |
| Main Entry: | taking |
| Part of Speech: | adjective |
| Definition: | communicable |
| Synonyms: | catching, communicative, contagious, expansive, infectious, pandemic, transferable, transmittable |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
