Definitions

1. noun

a rare or obsolete term for pregnancy; particularly a pregnancy resulting from a male’s influence, as in the case of a woman who has conceived after being influenced by a man’s touch or gaze.

“In medieval literature, the concept of cyesis was often used to describe the mystical power of a man’s gaze to conceive a child in a woman.”

2. archaic

pregnancy or conception

“The ancient Greeks believed that the gods could cause cyesis in women, resulting in the birth of demigods.”