lamella
Americannoun
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lamellae,
plural
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lamellas
plural
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a thin plate, scale, membrane, or layer, as of bone, tissue, or cell walls.
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Botany.
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an erect scale or blade inserted at the junction of the claw and limb in some corollas and forming a part of their corona or crown.
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(in mosses) a thin sheet of cells standing up along the midrib of a leaf.
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Mycology. gill.
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Building Trades. a member of wood, metal, or reinforced concrete, joined in a crisscross pattern with other lamellae to form a vault.
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Ophthalmology. a small disk of gelatin and glycerin mixed with a medicinal substance, used as a medicament for the eyes.
noun
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a thin layer, plate, or membrane, esp any of the calcified layers of which bone is formed
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botany
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any of the spore-bearing gills of a mushroom
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any of the membranes in a chloroplast
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Also called: middle lamella. a layer of pectin cementing together adjacent cells
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one of a number of timber, metal, or concrete members connected along a pattern of intersecting diagonal lines to form a framed vaulted roof structure
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any thin sheet of material or thin layer in a fluid
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of lamella
1670–80; < Latin lāmella, diminutive of lāmina lame 2
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Its design, by Barcelona-based firm Barozzi Veiga, features a brick lamella facade that calls to mind an old radiator.
From New York Times ● Jul. 10, 2023
This mottled appearance is due to a protrusion of a dark lamella of the integument between folded protuberances of albumen.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various
The sexes are distinct, and the generative opening is on the side of the body above the edge of the inner lamella of the inner gill.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" by Various
Etym., lamella, the diminutive of lamina, plate, and fero, to bear.
From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Sir Charles Lyell
Each lamella is transversely folded, and the folds are in turn folded, so that the respiratory surface is increased.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" by Various
A blood vessel and a nerve are found in the center of the structure within the Haversian canal, with radiating circles of lacunae around it known as lamellae.
From Textbooks ● Jun. 9, 2022
Each osteon consists of lamellae, which are layers of compact matrix that surround a central canal called the Haversian canal.
From Textbooks ● Jun. 9, 2022
Remoras use lamellae, slatlike bones encased in soft tissue, and spinules, rows of hard teethlike tissue to create tight suction.
From Science Magazine ● May 19, 2022
But the disk couldn’t suction with individual lamellae, making it vulnerable to falling off.
From Science Magazine ● May 19, 2022
Each gill has the structure of a typical molluscan ctenidium, consisting of an axis bearing an anterior and posterior row of filaments or lamellae.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 "Chicago, University of" to "Chiton" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
