keratophyre /kerˈə-tō-fīr/ (petrology)

A fine-grained soda trachyte

• spermic
• spermicidal
• spermicide
• spermicides
• spermiduct
• spermiducts
• spermiogeneses
• spermiogenesis
• spermogone
• spermogones
• spermogonia
• spermogonium
• sperm oil
• spermophile
• spermophiles
• spermophyte
• spermophytes
• spermophytic
• -spermous
• spermous
• sperms
• sperm whale
• sperm whales
• sperre
• sperred