adjective sus·cep·ti·ble \sə-ˈsep-tə-bəl\

Definition of susceptible

  1. 1 :  capable of submitting to an action, process, or operation a theory susceptible to proof

  2. 2 :  open, subject, or unresistant to some stimulus, influence, or agency susceptible to pneumonia

  3. 3 :  impressionable, responsive a susceptible mind




play \-blē\ adverb

Examples of susceptible in a sentence

  1. Researchers at the University of South Carolina say that a chemical found abundantly in red wine, apples and onions helps protect against influenza, especially after a rigorous respiratory workout, when the body is more susceptible to infection. —Kim Marcus et al., Wine Spectator, 31 May 2009

  2. Women were especially susceptible to his … charm, and he maintained dozens of relationships simultaneously. When he was finally being tried for his crimes, 20 women sat together in the courthouse's public galleries, weeping: mistresses, lovers and admirers, all convinced of Unterweger's innocence. —Robert MacFarlane, New York Times Book Review, 13 Jan. 2008

  3. He grew up during the heyday of the Hegelian philosophy, which sought to explain all things in terms of historical development, but conceived this process as being ultimately not susceptible to the methods of empirical investigation. —Isaiah Berlin, The Hedgehog and the Fox, (1953) 1978

  4. The virus can infect susceptible individuals.

  5. some people are more susceptible to depression during the winter because of reduced exposure to sunlight

Origin and Etymology of susceptible

Late Latin susceptibilis, from Latin susceptus, past participle of suscipere to take up, admit, from sub-, sus- up + capere to take — more at sub-, heave

First Known Use: 1605

Synonym Discussion of susceptible

liable, open, exposed, subject, prone, susceptible, sensitive mean being by nature or through circumstances likely to experience something adverse. liable implies a possibility or probability of incurring something because of position, nature, or particular situation. liable to get lost open stresses a lack of barriers preventing incurrence. a claim open to question exposed suggests lack of protection or powers of resistance against something actually present or threatening. exposed to infection subject implies an openness for any reason to something that must be suffered or undergone. all reports are subject to review prone stresses natural tendency or propensity to incur something. prone to delay susceptible implies conditions existing in one's nature or individual constitution that make incurrence probable. very susceptible to flattery sensitive implies a readiness to respond to or be influenced by forces or stimuli. unduly sensitive to criticism

SUSCEPTIBLE Defined for English Language Learners


adjective sus·cep·ti·ble \sə-ˈsep-tə-bəl\

Definition of susceptible for English Language Learners

  • : easily affected, influenced, or harmed by something

  • : capable of being affected by a specified action or process

SUSCEPTIBLE Defined for Kids


adjective sus·cep·ti·ble \sə-ˈsep-tə-bəl\

Definition of susceptible for Students

  1. 1 :  of such a nature as to permit The words are susceptible of being misunderstood.

  2. 2 :  having little resistance (as to infection or damage) I am susceptible to colds.

  3. 3 :  easily affected or impressed by You're so susceptible to flattery.

Medical Dictionary



adjective sus·cep·ti·ble \sə-ˈsep-tə-bəl\

Medical Definition of susceptible

  1. 1:  having little resistance to a specific infectious disease :  capable of being infected

  2. 2:  predisposed to develop a noninfectious disease susceptible to diabetes

  3. 3:  abnormally reactive to various drugs



noun sus·cep·ti·ble

Medical Definition of susceptible

  1. :  one that is susceptible (as to a disease) vaccinate all susceptibles in each region where outbreaks appeared—A. J. Bollet

Seen and Heard

What made you want to look up susceptible? Please tell us where you read or heard it (including the quote, if possible).


feeling or affected by lethargy

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