Define parthenocarpy. Name the plant hormone used to induce parthenocarpy.

Parthenocarpy is the natural or artificial induced development of fruit without the fertilisation of ovules. This process of development of fruit was introduced in the year 1902. Examples of fruits showing parthenocarpy naturally are grape, orange etc.

The plant hormone used to induce parthenocarpy is Gibberellin. Auxin is responsible for inducing parthenocarpy in tomatoes.