IPA: /aɪˈdoʊniːɪti/
KK: /aɪˈdoʊniːɪti/
The quality of being suitable or adequate for a particular purpose or situation.
The idoneity of the candidate for the job was evident in her extensive experience and skills.
Idoneity is derived from the Latin root 'idoneus' (meaning suitable or fit) combined with the suffix '-ity' (meaning the state or condition of). Thus, idoneity refers to the state of being suitable or fit for a particular purpose.
Think of 'suitable' ('idoneus') to remember that 'idoneity' means the state of being suitable or fit.