heliophila
- n any of various South African herbs and subshrubs cultivated for long showy racemes of bright blue flowers with white eyes
heliopsis
- n any North American shrubby perennial herb of the genus Heliopsis having large yellow daisylike flowers
helios
- n (Greek mythology) ancient god of the sun; drove his chariot across the sky each day; identified with Roman Sol
heliosphere
- n the region inside the heliopause containing the sun and solar system
heliothis zia
- n larva of a noctuid moth; highly destructive to especially corn and cotton and tomato crops
- n medium-sized moth whose larvae are corn earworms
heliotype
- n duplicator consisting of a gelatin plate from which ink can be taken to make a copy
heliozoa
- n mostly freshwater protozoa
- n protozoa with spherical bodies and stiff radiating pseudopods