periclinal /per-i-klīˈnəl/

1. Sloping downwards in all directions from a point (geology)
2. Parallel to the outer surface (botany)

perˈicline noun

1. A variety of albite which usually occurs as elongated crystals
2. A type of twinning in feldspars

• step-up
• step-ups
• step up to the plate
• stepwise
• -ster
• ster.
• steradian
• steradians
• stercoraceous
• stercoral
• stercoranism
• stercoranisms
• stercoranist
• stercoranists
• stercorarious
• stercorary
• stercorate
• stercorated
• stercorates
• strangeness number
• strange particles
• strange quark
• strange quarks
• stranger
• strangered