hemiglyph
The half channel on each of the two sides of a triglyph.
hemicyclium
A semicircular alcove, sufficiently large to provide seating for a group of people.
hemicycle
1. A semicircular arena. 2. A room or division of a room in the form of a semicircle. 3. A semicircular recess.
hem
The projecting spiral of a volute of an Ionic capital.
helve
The handle of an ax, adz, hatchet, etc.