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columella

[ kol-yuh-mel-uh ]
/ ˌkɒl yəˈmɛl ə /
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noun, plural col·u·mel·lae [kol-yuh-mel-ee]. /ˌkɒl yəˈmɛl i/. Biology.
  1. any of various small, columnlike structures of animals or plants; rod or axis.
  2. Mycology. a small central column of sterile tissue within the sporangium of certain fungi, liverworts, and mosses.
a small bone in the ear of amphibians, reptiles, and birds.
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Origin of columella

1575–85; <Latin: small column, equivalent to colum- (variant of column-, stem of columnacolumn) + -ella-elle

OTHER WORDS FROM columella

col·u·mel·lar, adjectivecol·u·mel·late [kol-yuh-mel-it, -eyt], /ˌkɒl yəˈmɛl ɪt, -eɪt/, adjectivepost·col·u·mel·lar, adjectivepseu·do·col·u·mel·lar, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use columella in a sentence

British Dictionary definitions for columella

columella
/ (ˌkɒljʊˈmɛlə) /

noun plural -lae (-liː)
biology
  1. the central part of the spore-producing body of some fungi and mosses
  2. any similar columnar structure
Also called: columella auris (ˈɔːrɪs) a small rodlike bone in the middle ear of frogs, reptiles, and birds that transmits sound to the inner ear: homologous to the mammalian stapes

Derived forms of columella

columellar, adjective

Word Origin for columella

C16: from Latin: diminutive of columna column
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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