Columella meaning

kŏlyə-mĕlə, kŏlə-
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Any small columnlike structure in various plants and animals, often forming the central axis of development for the organism or an anatomical structure.
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Any of a number of columnlike structures in plants and animals, as a small bone in the middle ear of amphibians, reptiles, etc.
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Any small columnlike structure in various plants and animals, often forming the central axis of development for the organism or an anatomical structure.
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(biology) Any of various small structures in plants or animals that are columnar in shape.
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(anatomy) The skin at the end of the septum which separates the nostrils.
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(comparative anatomy) In birds, reptiles, and amphibians, the small bone which carries vibration from the tympanum to the inner ear.
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(malacology) In gastropods, the structure at the center of the whorls of the shell.
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(coral science) The structure at the center of the calyx where the septa join together.
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(mycology) The central sterile portion of the sporangium in various fungi.
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(palynology) A rod-shaped reinforcing element of the sexine layer of a pollen grain.
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Origin of columella

  • Latin diminutive of columna column column

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin columella (“small column”).

    From Wiktionary