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 (kŏl′yə-mĕl′ə, kŏl′ə-)
n. pl. col·u·mel·lae (-mĕl′ē)
Any small columnlike structure in various plants and animals, often forming the central axis of development for the organism or an anatomical structure.

[Latin, diminutive of columna, column; see column.]

col′u·mel′lar (-mĕl′ər) adj.
col′u·mel′late′ (-mĕl′āt′) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -lae (-liː)
1. (Biology) biology
a. the central part of the spore-producing body of some fungi and mosses
b. any similar columnar structure
2. (Zoology) Also called: columella auris 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
[C16: from Latin: diminutive of columna column]
ˌcoluˈmellar adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌkɒl yəˈmɛl ə)

n., pl. -mel•lae (-ˈmɛl i)
1. any of various small, columnlike structures of animals or plants; rod or axis.
2. the middle ear bone of amphibians, reptiles, and birds.
[1575–85; < Latin, diminutive of columna column; see -elle]
col`u•mel′lar, adj.
col`u•mel′late (-ɪt, -eɪt) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.columella - a small column (or structure resembling a column) that is a part of a plant or animal
pillar, tower, column - anything that approximates the shape of a column or tower; "the test tube held a column of white powder"; "a tower of dust rose above the horizon"; "a thin pillar of smoke betrayed their campsite"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
Dashwood, "since leisure has not promoted your own happiness, that your sons will be brought up to as many pursuits, employments, professions, and trades as Columella's."
March strolled placidly about, quoting Tusser, Cowley, and Columella to Mr.
Corallites on lagoon branches and on the terminal ends of forereef branches have 10 thin primary septa and the columella is formed from junction of the septa [ILLUSTRATION FOR FIGURE 1C, D OMITTED].
- The maximum outer shell diameter, measured perpendicular to the columella and including the reflected lip, was the primary measure of adult body size of animals sampled during population estimation.
Offset (O) affected the radial migration of the aperture from the columella [Raup's (1966) coiling axis].
Columella gathered information that was available to the Romans, and set out advice on soil suitability (Olson).
Like Jane Austen, Robert Bage is critical of the cult of sensibility, which he calls `that artificial mode of thinking, or of feeling'.(7) Both authors refer to Richard Graves's novel Columella (1779).(8) There may be a deliberate echo of `Barham' in `Barton', the place where Mrs Dashwood and her daughters go to live after leaving Norland; and it may be an allusive joke by Jane Austen that Lucy Steele's sister, Nancy, has a supposed admirer named Dr Davis.
'Saeptum' ('septum') is frequently used as a noun, both in singular and plural,(7) by the agricultural writers Varro and Columella. So the pentameter would become
Others prefer an "open" procedure, especially in more complicated cases; they make a small incision across the columella, the vertical strip of tissue separating the nostrils.
Forms of congenital, acquired, or treatment caused facial disfigurements which may be regarded as cultural include "oriental eyelid," non-caucasian nose, double chin, absence of a second cheek dimple, pigmentation problems such as freckles or port wine stain, wrinkles, cheek furrows, flaring of nostrils, other unwanted nasal features such as tips, humps, hanging columella, etc., large lips, Machiavellian ear, protruding ear, alopecia (baldness), facial sag, and loose neck skin.
He had unilateral left-sided cleft lip and palate in which the scar tissue of the repaired lip extended from the base of the nose to the upper lip on the left side, a deformed alar dome of the left side, a deviated nasal septum to the right side, abnormal columella, and an obliterated philtral dimple.
To prevent tympanic adhesion, we inserted a gelatin sponge and a gelatin film in the tympanum, and we also placed the columella, which was made with the auricular cartilage, on the stapes, to rebuild the sound conduction.