retrorse /ri-trörsˈ/ (biology)

Turned back or downward

retrorseˈly adverb

• octahedral
• octahedrite
• octahedrites
• octahedron
• octahedrons
• octal
• octals
• octamerous
• octameter
• octameters
• Octandria
• octandrian
• octandrous
• octane
• octane number
• octane numbers
• octane rating
• octane ratings
• octanes
• octangular
• Octans
• octant
• octantal
• octants
• octapla