keratoid

/ˈkɛrəˌtɔɪd/
adjective
  1. Resembling horn or having a horn-like texture or appearance.
    • The artist used a keratoid finish on the sculpture to make it look like polished horn.
    • Under the microscope, the tissue had a keratoid quality, similar to fingernail material.
    • The keratoid growth on the tree bark looked like a small animal horn.