Columella :: Columella (n.) An axis to which a carpel of a compound pistil may be attached, as in the case of the geranium; or which is left when a pod opens..
Columella :: Columella (n.) A columnlike axis in the capsules of mosses.
Columella :: Columella (n.) A term applied to various columnlike parts; as, the columella, 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..
Columella :: Columella (n.) The upright pillar in the axis of most univalve shells.
Columella :: Columella (n.) The central pillar or axis of the calicles of certain corals.
Columelliform :: Columelliform (a.) Shaped like a little column, or columella..