Definitions
1.nounA person who is vulnerable to being infected by a certain disease
2.adjectiveLikely to be affected by something"He was susceptible to minor ailments."
3.adjectiveEasily influenced or tricked; credulous
4.adjectiveEspecially sensitive, especially to a stimulus
5.adjectiveThat, when subjected to a specific operation, will yield a specific result"A properly prepared surface is susceptible of an enduring paint job."
6.adjectiveVulnerable; (temporarily) defenseless