noun, plural col·u·mel·lae [kol-yuh-mel-ee] /ˌkɒl yəˈmɛl i/. Biology.
- any of various small, columnlike structures of animals or plants; rod or axis.
- Mycology. a small central column of sterile tissue within the sporangium of certain fungi, liverworts, and mosses.
Origin of columella
Examples from the Web for columella
The lower part of this, when sufficiently distinct from that part which overwraps the body whorl, is called the Columella.A Conchological Manual|George Brettingham Sowerby
Agricultural writers, too, such as Varro and Columella, deal with the subject of fish ponds and stews rather fully.
Columella is quoted by Carlier, in 'Journal de Physique,' tom.
Shell fusiform and solid, aperture elongated, columella folded; no operculum; eyes on sides of tentacles.
Columella short, globose, evident (though distinct in mature plants).The Mushroom, Edible and Otherwise|M. E. Hard
British Dictionary definitions for columella
noun plural -lae (-liː)
- the central part of the spore-producing body of some fungi and mosses
- any similar columnar structure