プログレッシブ和英中辞典(第4版)の解説
まんき【満期】
expiration (of a term)；〔手形などの〕maturity
満期になる
〔手形などが〕mature／fall [come] due
満期手形
a matured bill
この手形は１か月で満期になる
This bill 「falls due [will mature] in a month.
この定期預金は来週満期になる
This time deposit will mature next week.
保険［契約］は３月末で満期になる
The term of your insurance [contract] expires on the last day of March.
彼の刑は満期になった
He served out his time [sentence].
満期日
the maturity date
満期保険金
maturity proceeds of insurance policies
満期保険金にかかる税金
a tax imposed on matured insurance policy proceeds