Building (mathematics), a type of geometric structure.

• Cell (biology), the functional basic unit of life.

Rooms

• Monastic cell, a small room, hut, or cave in which a religious recluse lives, alternatively the small precursor of a monastery with only a few monks or nuns
• Prison cell, a room used to hold people in prisons.

• Science, mathematics, and technology
• Computing and telecommunications
• Cell (EDA), a term used in an electronic circuit design schematics
• Cell (microprocessor), a microprocessor architecture developed by Sony, Toshiba, and IBM
• Cell, a unit in a database table or spreadsheet, formed by the intersection of a row and a column
• Cell, in wireless local area networking standards (including Wi-Fi), a wireless connection within a limited area, referred to as a cell or Basic Service Set
• Cell, a fixed-length data frame used in the Asynchronous Transfer Mode protocol
• Cellphone, a phone connected to a cellular network
• Cell (network), area of radio coverage in a cellular network
• Memory cell (computing), the basic unit of (volatile or non-volatile) computer memory
• Mathematics
• Cell (geometry), a three-dimensional element, part of a higher-dimensional object
• Cell, an element of an abstract cell complex
• Cell, a basic unit of a cellular automaton
• Cell, an element of a CW complex
• Cell, a k-face of a simplicial complex
• Other uses in science and technology
• Cell (journal), a scientific journal
• Electrochemical cell, a device used to convert chemical energy to electrical energy
• Fuel cell, a device used to convert chemical energy from a fuel like hydrogen to electricity
• Galvanic cell or voltaic cell, a particular kind of electrochemical cell
• Photodetector, or photo cell, a sensor which detects light
• Solar cell, a component of photovoltaic systems used to convert the energy of light into electricity
• Storm cell, the smallest unit of a storm-producing system.

• Organizations and government
• Chamber of commerce, a form of business network
• Legislative chamber, a deliberative assembly within a legislature
• Debate chamber, a room for people to discuss and debate

• Other uses
• Chamber (firearms), part of a weapon
• Combustion chamber, part of an engine in which fuel is burned
• Environmental chamber, used in testing environmental conditions
• Execution chamber, where capital punishment is carried out
• Gas chamber, apparatus for killing humans or animals
• Chambar, or Chamber, a town in Pakistan

• Computing and technology
• Home (Apple), a bundled application within the Apple iOS
• Facebook Home, user interface layer for Android smartphones developed by Facebook
• Google Home, a line of smart speakers by Google
• Home button, a user interface element of most web browsers
• Home directory, a file directory on an operating system
• Home key, a key on computer keyboards
• Home page, a page on a website
• Home row, the central row of keys on a keyboard, important in touch typing
• Home signal, a railway signal
• PlayStation Home, a gaming networking service.

• Organizations and institutions
• HOME (Manchester), an arts venue in Manchester, England
• Heterosexuals Organized for a Moral Environment, a U.S. anti-gay organization
• HOME Investment Partnerships Program, a U.S. federal assistance program
• Humanitarian Organization for Migration Economics, a social welfare organization in Singapore
• Nursing home, a residence facility for people requiring constant care
• Project H.O.M.E., a non-profit organization
• Retirement home, a multi-residence facility for elderly people.

• Sports
• Home (sports), the city or field where a team generally plays
• Home plate or home base, the final base in baseball.

• Technology
• Cave (company), a Japanese video game company
• Cave automatic virtual environment, a projection-based immersive virtual reality system
• CAVE-based authentication, used to secure some mobile phone systems
• Cave, an alternate name for the text-based computer game Colossal Cave Adventure

• Architectural spaces and related, broader meanings
• Hall (concept), for the development of the meaning of the word
• Hall, a name for a large house
• Great hall
• Hall and parlor house
• Hallway
• Mead hall

• Enterprises
• Retail store, a shop where merchandise is sold, usually products and usually on a retail basis, and where wares are often kept
• App store, an online retail store where apps are sold, included in many mobile operating systems
• Department store, a retail store offering a wide range of consumer goods
• Warehouse club (or wholesale club), a no-frills retail store, usually selling a wide variety of merchandise, in which customers may buy large, wholesale quantities at low prices
• Warehouse, a location where items are stored, e.g., a ship's paint store, and sometimes sold, e.g., Costco Warehouse Club.

• Data store, a repository for persistently storing and managing collections of data
• Štore, a town and a municipality in eastern Slovenia
• Store, expendables released from an aircraft, such as aircraft ordnance or countermeasures

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