chayote

noun

1. a tropical American vine, Sechium edule, of the gourd family, having triangular leaves and small, white flowers.
2. the green or white, furrowed, usually pear-shaped, edible fruit of this plant.

noun

1. a tropical American cucurbitaceous climbing plant, Sechium edule, that has edible pear-shaped fruit enclosing a single enormous seed
2. the fruit of this plant, which is cooked and eaten as a vegetable