1. Rail fence consisting of a zigzag of interlocking rails
   - worm fence, snake fence, snake-rail fence

Type of: rail fence

• wave theory of light
• wave train
• substantive dye
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• substation
• substituent
• substitutability
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• substitute
• substitute teacher
• substituting
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• substitution class
• substitutional
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• substract
• substrate
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• substring
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• subsume
• subsumption