Harp - high
- Helictis moscatus
- Helictis orientalis
- Helio-
- Heliocentric
- Heliocentric longitude
- Heliocentric parallax
- Heliocentric parallax
- Heliocentric place
- Heliocentrical
- Heliochrome
- Heliochromic
- Heliochromy
- Heliogram
- Heliograph
- Heliograph
- Heliographic
- Heliographic chart
- Heliographic chart
- Heliography
- Heliogravure