Layer or layered may refer to:

Arts, entertainment, and media

* ''Layers'' (Kungs album) * ''Layers'' (Les McCann album) * ''Layers'' (Royce da 5'9" album) *"Layers", the title track of Royce da 5'9"'s sixth studio album *

Layer Layer or layered may refer to: Arts, entertainment, and media *Layers (Kungs album), ''Layers'' (Kungs album) *Layers (Les McCann album), ''Layers'' (Les McCann album) *Layers (Royce da 5'9" album), ''Layers'' (Royce da 5'9" album) *"Layers", the ...

, a female Maverick Hunter in the ''Mega Man X'' series *Layer, an element in a

digital painting Digital painting is an established art medium that typically combines a computer, a graphics tablet, and software of choice. The artist uses painting and drawing with the stylus that comes with the graphics tablet to create 2D paintings within a ...

* ''Layer'' (film), a 2022 Russian film

Science

Stratum In geology and related fields, a stratum ( : strata) is a layer of rock or sediment characterized by certain lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by visible surfaces known as ei ...

, a layer of rock or soil with internally consistent characteristics *

Thermocline A thermocline (also known as the thermal layer or the metalimnion in lakes) is a thin but distinct layer in a large body of fluid (e.g. water, as in an ocean or lake; or air, e.g. an atmosphere) in which temperature changes more drastically with ...

, a layer within a body of water where the temperature changes rapidly with depth *Layer, an area in the

neocortex The neocortex, also called the neopallium, isocortex, or the six-layered cortex, is a set of layers of the mammalian cerebral cortex involved in higher-order brain functions such as sensory perception, cognition, generation of motor commands, sp ...

with specific structure and connection pattern among neurons

Technology

Computing

Layer (object-oriented design) In software object-oriented design, a layer is a group of classes that have the same set of link-time module dependencies to other modules. In other words, a layer is a group of reusable components that are reusable in similar circumstances. In ...

, a group of classes that have the same set of link-time module dependencies to other modules *

Layers (digital image editing) Layers are used in digital image editing to separate different elements of an image. A layer can be compared to a transparency on which imaging effects or images are applied and placed over or under an image. Today they are an integral feature ...

, used in digital image editing to separate different elements of an image * Layers, in

2D computer graphics 2D computer graphics is the computer-based generation of digital images—mostly from two-dimensional models (such as 2D geometric models, text, and digital images) and by techniques specific to them. It may refer to the branch of computer ...

Abstraction layer In computing, an abstraction layer or abstraction level is a way of hiding the working details of a subsystem. Examples of software models that use layers of abstraction include the OSI model for network protocols, OpenGL, and other graphics libra ...

, a way of hiding the implementation details of a particular set of functionality **

Internet protocol suite The Internet protocol suite, commonly known as TCP/IP, is a framework for organizing the set of communication protocols used in the Internet and similar computer networks according to functional criteria. The foundational protocols in the suit ...

layers **

OSI model The Open Systems Interconnection model (OSI model) is a conceptual model that 'provides a common basis for the coordination of SOstandards development for the purpose of systems interconnection'. In the OSI reference model, the communications ...

layers *

Layer element Layers were the core of a method of dynamic HTML programming specific to Netscape 4. Each layer was treated as a separate document object in JavaScript. The content could be included in the same file within the non-standard layer element (or any oth ...

, a deprecated <iframe>-like tag, unique to Netscape 4 browsers * Layer of objects, a term in

CAD Computer-aided design (CAD) is the use of computers (or ) to aid in the creation, modification, analysis, or optimization of a design. This software is used to increase the productivity of the designer, improve the quality of design, improve co ...

* Map layer, a set of graphical information, especially in

geographic information system A geographic information system (GIS) is a type of database containing Geographic data and information, geographic data (that is, descriptions of phenomena for which location is relevant), combined with Geographic information system software, sof ...

s *

Layer (deep learning) A layer in a deep learning model is a structure or network topology in the model's architecture, which takes information from the previous layers and then passes it to the next layer. There are several famous layers in deep learning, namely convolu ...

, a structure in the architecture of a deep learning model, which take information from the previous layers and then pass information to the next layer

Electronics

Layer (electronics) A layer is the deposition (physics), deposition of molecules on a Substrate (materials science), substrate or base (glass, ceramic, semiconductor, or plastic/bioplastic). High temperature substrates includes stainless steel and polyimide film ( ...

, a single thickness of some material covering a surface *

Dual layer recording The DVD (common abbreviation for Digital Video Disc or Digital Versatile Disc) is a digital optical disc data storage format. It was invented and developed in 1995 and first released on November 1, 1996, in Japan. The medium can store any kin ...

, a DVD layer *

F region The F region of the ionosphere is home to the F layer of ionization, also called the Appleton–Barnett layer, after the English physicist Edward Appleton and New Zealand physicist and meteorologist Miles Barnett. As with other ionospheric sectors ...

, or Appleton Layer in telecommunications

Other uses

* Layer, a tier of archaeological deposits in an excavation *

Layer hen Poultry farming is the form of animal husbandry which raises domesticated birds such as chickens, ducks, turkeys and geese to produce meat or eggs for food. Poultry – mostly chickens – are farmed in great numbers. More than 60 billion chicke ...

, a hen raised to produce eggs *

Layer cake A layer cake (US English) or sandwich cake (UK English) is a cake consisting of multiple stacked sheets of cake, held together by frosting or another type of filling, such as jam or other preserves. Most cake recipes can be adapted for lay ...

, a cake consisting of stacked layers *

Layered, Inc. Layered, Inc., was an American software company based in Boston, Massachusetts. The company chiefly developed for Apple Inc., Apple's Macintosh computer. At the time of its acquisition in 1990 by Peachtree Accounting, Peachtree Software, of Norcro ...

, an American software company *

Layered clothing Layered clothing is a fashion technique that is utilized by dressing many garments that are worn on top of each other. Using more or fewer layers, or replacing one layer but not others, allows for flexible clothing to match the needs of each situ ...

, the wearing of multiple layers of clothing for practical or fashion purposes *

Layered hair Layered hair is a hairstyle that gives the illusion of length and volume using long hair for the illusion of length and short hair for volume, as an easy style to manage. Hair is arranged into layers, with the top layers (those that grow nearer t ...

, a popular hair-styling technique *

Walter Francis Layer Walter Francis Layer (March 22, 1907 – April 21, 1965) was an American politician from Pennsylvania who served as a Republican member of the Pennsylvania House of Representatives for Delaware County from 1947 to 1948. He served as lieutenant c ...