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fissure |
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fissure 1. Anatomy a narrow split or groove that divides an organ such as the brain, lung, or liver into lobes 2. a small unnatural crack in the skin or mucous membrane, as between the toes or at the anus 3. a minute crack in the surface of a tooth, caused by imperfect joining of enamel during development fissure [′fish·ər] (geology) A high, narrow cave passageway. An extensive crack in a rock. (metallurgy) A small cracklike discontinuity with a slight opening or displacement of the fracture surfaces. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The area's problems include land subsidence and fissuring, Singer said. A dry cracking heel (xeorosis) is a condition of thickening and fissuring (cracking) of the skin on the bottom part of the heel. The area is subjected to fissuring and there is significant swelling and shrinkage of the soil, Singer said. |
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