eve

(noun) (Old Testament) Adam's wife in Judeo-Christian mythology: the first woman and mother of the human race; God created Eve from Adam's rib and placed Adam and Eve in the Garden of Eden. Synonyms: Eve.

(noun) the day before. Example: "He always arrives on the eve of her departure."

(noun) the period immediately before something. Example: "On the eve of the french revolution."

(noun) the latter part of the day (the period of decreasing daylight from late afternoon until nightfall). Synonyms: evening, even, eventide. Example: "He enjoyed the evening light across the lake."