Similar words: suitability, heritability, irritability, creditability, profitability, inevitability, stability, mutability. Meaning: [ɪk‚saɪtə'bɪlətɪ] 
n. 1. excessive sensitivity of an organ or body part 2. being easily excited.
n. 1. excessive sensitivity of an organ or body part 2. being easily excited. 
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31. In the study conducted using a fruit fly, they found that negative feedback mediated by PI3K regulates the excitability of neurons, an issue in a number of ailments that include neurofibromatosis.
More similar words: suitability, heritability, irritability, creditability, profitability, inevitability, stability, mutability, instability, unstability, portability, tractability, adaptability, immutability, excitable, acceptability, supportability, respectability, accountability, inscrutability, intractability, predictability, unacceptability, unpredictability, economic stability, ability, viability, inability, usability, liability.