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• s  shaped in the form of a thimble

• A thimble-shaped device made from rubber or plastic and measuring about 1 12 in.
• The cap is a thicker, thimble-shaped rubber or plastic cup that fits snugly around the neck of the uterus, the cervix, and is kept in place by suction.

News & Articles

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• Rainbow-catching waveguide could revolutionize energy technologies
  This image shows a “multilayered waveguide taper array.” The different wavelengths, or colors, are absorbed by the waveguide tapers (thimble-shaped structures) that together form an array.
  April 3, 2014 - UB Reporter