When 'ridged' describes a surface, it often refers to improved traction or hold, common in sports equipment. The ridged handle of the tennis racket ensures a firm grip.
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Tactile Feedback
'Ridged' items may offer sensory feedback, which can be useful for the visually impaired. Blind users can feel the ridged markings on different currency notes.
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Durability Implication
A 'ridged' texture may imply that an object is durable or resistant to slipping and wear. Ridged soles on boots prevent slipping and last longer.