columella
Noun
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Noun
columella (plural columellas)
- (biology) Any of various small structures in plants or animals that are columnar in shape.
- (anatomy) The skin at the end of the septum which separates the nostrils.
- (comparative anatomy) In birds, reptiles, and amphibians, the small bone which carries vibration from the tympanum to the inner ear.
- (malacology) In gastropods, the structure at the center of the whorls of the shell.
- (coral science) The structure at the center of the calyx where the septa join together.
- (mycology) The central sterile portion of the sporangium in various fungi.
- (palynology) A rod-shaped reinforcing element of the sexine layer of a pollen grain.
- French: columelle
- Spanish: columela
- Spanish: columela
- Spanish: columela
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003