illegitimate /ˌɪlɪˈʤɪtəmət/ adjective Learner's definition of ILLEGITIMATE
: not legitimate不合法的;非法的;不符合规定的: such as
a : born to a father and mother who are not married私生的;非婚生的 b : not allowed according to rules or laws不符合规定的;法律不允许的 c [more illegitimate; most illegitimate] : not reasonable or fair不合理的;不公平的 — illegitimacy
/ˌɪlɪˈʤɪtəməsi/ noun [noncount]