What does "columella" mean?
Columella: (Anat.) A term applied to various columnlike parts; as, the columnella, or epipterygoid bone, in the skull of many lizards; the columella of the ear, the bony or cartilaginous rod connecting the tympanic membrane with the internal ear.
Additional senses
- 2.(Zoöl.) (a) The upright pillar in the axis of most univalve shells. (b) The central pillar or axis of the calicles of certain corals.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00