Lamella (: lamellae) means a small plate or flake in Latin, and in English may refer to:

Biology

Lamella (mycology) In mycology, a lamella (: lamellae), or gill, is a papery hymenophore rib under the cap of some mushroom species, most often agarics. The gills are used by the mushrooms as a means of spore dispersal, and are important for species identific ...

, a papery rib beneath a mushroom cap *

Lamella (botany) This glossary of botanical terms is a list of definitions of terms and concepts relevant to botany and plants in general. Terms of plant morphology are included here as well as at the more specific Glossary of plant morphology and Glossary ...

Lamella (surface anatomy) image:Lamellae.jpg, Lamellae on a gecko's foot. In surface anatomy, a lamella is a thin plate-like structure, often one amongst many lamellae very close to one another, with open space between. Aside from respiratory organs such as book lungs, t ...

, a plate-like structure in an animal *

Lamella of osteon In osteology, the osteon or haversian system (; named for Clopton Havers) is the fundamental functional unit of much compact bone. Osteons are roughly cylindrical structures that are typically between 0.25 mm and 0.35 mm in diameter. Their l ...

, the concentric circles around the central Haversian canals *

Lamella (cell biology) A lamella (: lamellae) in biology refers to a thin layer, membrane or plate of tissue. This is a very broad definition, and can refer to many different structures. Any thin layer of organic tissue can be called a lamella and there is a wide arr ...

: ** (i) part of a

chloroplast A chloroplast () is a type of membrane-bound organelle, organelle known as a plastid that conducts photosynthesis mostly in plant cell, plant and algae, algal cells. Chloroplasts have a high concentration of chlorophyll pigments which captur ...

(thin extension of thylakoid joining different grana) ** (ii) the leading edge of motile cells, containing the

lamellipodia The lamellipodium (: lamellipodia) (from Latin ''lamella'', related to ', "thin sheet", and the Greek radical ''pod-'', "foot") is a cytoskeletal protein actin projection on the leading edge of the cell. It contains a quasi-two-dimensional act ...

* ''Lamella'' (crab), a group of land crabs in the family

Gecarcinucidae The Gecarcinucidae are a family of true freshwater crabs. They are found throughout South Asia, Southeast Asia and New Guinea, with a single genus found in Australia. Taxonomy The family Parathelphusidae is now demoted to the rank of subfamily ...

* '' Uroleptus lamella'', a species of protozoans * Middle lamella, a pectin layer which cements the cell walls of two adjoining plant cells together * Lamellae, element of molar teeth in members of

Elephantidae Elephantidae is a family (biology), family of large, herbivorous proboscidean mammals which includes the living Elephant, elephants (belonging to the genera ''Elephas'' and ''Loxodonta''), as well as a number of extinct genera like ''Mammuthus'' ...

Other uses

* "Lamella", a concept in the

psychoanalytic PsychoanalysisFrom Greek: and is a set of theories and techniques of research to discover unconscious processes and their influence on conscious thought, emotion and behaviour. Based on dream interpretation, psychoanalysis is also a talk the ...

theory of

Jacques Lacan Jacques Marie Émile Lacan (, ; ; 13 April 1901 – 9 September 1981) was a French psychoanalyst and psychiatrist. Described as "the most controversial psycho-analyst since Sigmund Freud, Freud", Lacan gave The Seminars of Jacques Lacan, year ...

Lamella (materials) A lamella (: lamellae) is a small plate or flake, from the Latin, and may also refer to collections of fine sheets of material held adjacent to one another in a gill-shaped structure, often with fluid in between though sometimes simply a set of ...

, a fine, plate-like structure, usually in a group * Lamellar armour *

Lamella clarifier A lamella clarifier or inclined plate settler (IPS) is a type of clarifier designed to remove particulates from liquids. Range of applications Lamella (materials), Lamella clarifiers can be used in a range of industries, including mining and met ...

, an inclined-plate clarifier used in water treatment systems *

Lamella (structures) The Lamella roof (also sometimes called the "Zollinger roof" for its inventor Friedrich Zollinger, a municipal building surveyor from Merseburg in the Germany, German state of Saxony-Anhalt) is a construction type where the roof is supported by ...

, used to cover wide, open areas with no supporting members (i.e. arenas, "domes") * Musical instrument reed {{disambig