Both Uses of
adieu
in
Frankenstein - 1831 version
- Adieu, my dear Margaret.†
p. 23.8 *adieu = goodbye
- Adieu!†
p. 68.6
Definition:
a farewell remark (an alternative to goodbye)
Adieu is typically more formal than bye. It comes from the French, à Dieu which literally means "to God" — as in I entrust you to God's care.