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
Along the sutural border of the elytron, the chitinous lamella forms a tubular space within which are numerous glands.
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
These all seem to be products of hydrolysis of a mother substance known as "pectose," which constitutes the middle lamella of unripe fruit, etc.
From The Chemistry of Plant Life by Roscoe Wilfred Thatcher
Instead, it consists of trabeculae, which are lamellae that are arranged as rods or plates.
From Textbooks ● Jun. 9, 2022
But the disk couldn’t suction with individual lamellae, making it vulnerable to falling off.
From Science Magazine ● May 19, 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
Potassium feldspar does not exhibit twinning or striations but may show linear features called exsolution lamellae, also known as perthitic lineation or simply perthite.
From Textbooks ● Jan. 1, 2017
Most species have sharp, curved claws, often retractile between some of the lamellae or into a special sheath.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" 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.
