Any of the Heliobacteriaceae, a family of photoheterotrophic bacteria, using bacteriochlorophyll to convert light energy into chemical energy, exclusively in anaerobic conditions

(idiomatic, US) Demonstratively patriotic about the United States.

Sechium edule, a tropical American perennial herbaceous vine having tendrils, tuberous roots, and a green, pear-shaped fruit cooked as a vegetable. / The fruit of this plant.

A surname from Basque.