1. (of lines, planes, or surfaces) never meeting or crossing
   - nonintersecting

See also: parallel

• surcoat
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• sure
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• sure thing
• sure-enough
• sure-fire
• sure-handed
• surefooted
• surely
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• surf
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• surface
• surface area
• surface assimilation
• surface brightness
• surface chemistry
• Sicilian pizza
• Sicily
• sick