Correct Answer: Foeticide

Solution : The fourth option is the correct answer.

Foeticide is a term that specifically refers to the destruction or killing of a foetus. It is derived from the Latin word foetus, meaning offspring or young one, combined with the suffix "-cide," which denotes killing or destruction.

The meanings of the other options are as follows:

• Fratricide is the act of killing one's brother.
• An ellipse is a curved shape resembling a flattened circle.
• Abhor means to regard with extreme repugnance or aversion; to hate intensely.

Therefore, the correct answer is foeticide .