1. A fine-grained metamorphic rock formed by the action of heat on clay rocks
   - hornstone

Derived forms: hornfelses

Type of: metamorphic rock

Encyclopedia: Hornfels

• homogenization
• homogenize
• homogenized
• homogenized milk
• homogenous
• homogentisic acid
• homogeny
• homograft
• homograph
• homographic
• Homogyne
• Homogyne alpina
• homoiotherm
• homoiothermic
• homoiousian
• homolog
• homologate
• homologation
• homologic
• homological
• homologise
• homologize
• homologous
• homologue
• homology