What does "cepheus" mean?

Husband of Cassiopeia, king of Eritrea, father of Andromeda. There may be two mythical kings by this name.

Cepheus

Common synonyms include: cepheus constellation, legendary ruler, lunar crater, lunar feature, mythical king, northern constellation.

/ˈsiːfi.əs/ name

name ·Rare ·Advanced level

Proper Noun

1
Husband of Cassiopeia, king of Eritrea, father of Andromeda. There may be two mythical kings by this name. Greek
2
A circumpolar constellation of the northern sky, located between Draco and Cassiopeia and representing the king Cepheus from Greek myth. It contains the star Alderamin.

From Ancient Greek Κηφεύς (Kēpheús).