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| ves·i·cle [ véssik'l ] (plural ves·i·cles) |
noun |
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| Definition: |
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1. medicine fluid-filled cyst: a small sac or hollow organ in the body, especially one containing fluid
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2. medicine fluid-filled blister: a very small blister filled with clear fluid serum
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3. geology spherical cavity within rock: a bubble-shaped cavity in an igneous rock, formed by the expansion of gases trapped in lava and often later filled with minerals deposited from percolating solutions
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4. botany cavity in water plant: a cavity filled with air in a seaweed or water plant
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| [Late 16th century. Directly or via French vésicule< Latin vesicula "small vesica" < vesica "bladder, blister"] |
