This page gathers the 5,883 dictionary entries belonging to the domain “Computing”, as labelled by Wiktionary. Each word leads to its full entry: definitions, etymology, pronunciation, examples. Page 51 of 59: from “substitution cipher” to “tab out”.
- substitution cipher noun A method of encryption by which units of plaintext are substituted with ciphertext according to a regular system; the "units" may be single…
- substring noun A (possibly zero-length) string of characters that is contained in another string.
- subtag noun A tag that is secondary or subordinate to another tag.
- subtexel noun A subdivision of a texel.
- subthread noun A thread of execution that is subordinate to another thread.
- subtype noun The data type represented by a subclass.
- subtyping noun A form of type polymorphism in which an instance of a subtype can be used anywhere the supertype could be used, without changing the code.
- subvariable noun A variable that controls an inner loop
- subword adj Of less than a word (fixed-size group of bits).
- subworker noun A worker thread that is subordinate to another; a subthread.
- sudo noun A Unix command that allows a user to run a program with the security privileges of another user.
- suffix noun A final segment of a string of characters.
- sugar verb To rewrite (source code) using syntactic sugar.
- suitcase noun In the Classic Mac OS operating system, a file containing fonts, icons, sounds, and other resources.
- suite noun A group of related computer programs distributed together.
- Super key noun A modifier key used in Unix-like systems, usually a generic name for the Windows key or the Command key on a keyboard.
- superblock noun A segment of metadata describing the file system on a block device.
- superclass noun A high-level class that passes attributes and methods down the hierarchy to subclasses.
- supercombinator noun A mathematical expression which is fully bound and self-contained. It may be either a constant or a combinator where all the subexpressions…
- supercookie noun A data store on a user's computer that can be accessed by websites and used as a more persistent form of cookie.
- superdisk noun An early form of high-capacity floppy disk
- superexpression noun An expression that contains multiple subexpressions.
- superfloppy noun Any of various disks of approximately the size of a floppy disk but capable of storing far larger amounts of data.
- superglobal noun Any of a set of special predefined variables that can be accessed at any point in a program without the need to be explicitly declared as…
- superinformation adj Medium capable of containing information that specifies particular physical states in which copying is impossible, usually in the realm of…
- superkey noun Any set of attributes of a relation variable (relvar) that serve to identify a single tuple or row, no other tuple having the same value…
- supermini noun A superminicomputer
- superminicomputer noun A minicomputer that has higher-than-normal performance, especially one using 32-bit rather than 16-bit words.
- supernode noun Any peer-to-peer network node that also serves as a proxy server.
- superoptimization noun A form of peephole optimization that typically uses an exhaustive brute-force search across all possible sequences of machine instructions.
- superpipelining noun A technique for improving the performance of a processor by splitting instructions into many separate "pipelines" that can be executed more…
- superpixel noun A polygonal part of a digital image, larger than a normal pixel, that is rendered with uniform colour and brightness.
- superportable noun A subnotebook.
- superproperty noun A higher-level property in a hierarchy of properties.
- supersample verb To antialias by taking samples at several points inside each pixel and choosing an average colour value.
- superscalar adj Implementing instruction-level parallelism within a single processor, thereby allowing faster throughput than would otherwise be possible…
- superslice noun A slice that is an amalgamation of smaller slices.
- superstabilizing adj Of a distributed algorithm: able to be started in any arbitrary state and then to converge to a legitimate state, and additionally to…
- superstring noun The string (sequence of text characters) that contains a substring.
- supertype noun The data type represented by a superclass.
- supervisor noun A process responsible for managing other processes.
- supervoxel noun A polyhedral part of a three-dimensional digital image, larger than a normal voxel, that is rendered in the same colour and brightness.
- supplementary character noun Any character assigned a code point in one of the supplementary planes (planes 1 through 16, covering the range U+10000 through U+10FFFF).
- supplicant noun A device attempting to authenticate itself to an 802.11 network.
- support noun Compatibility and functionality for a given product or feature.
- surface noun A portion of the display to which graphics can be rendered.
- surfel noun A unit square between voxels.
- surrogate noun Any of a range of Unicode codepoints which are used in pairs in UTF-16 to represent characters beyond the Basic Multilingual Plane.
- surrogate pair noun The UTF-16 representation of a supplementary character, using one high surrogate and one low surrogate to encode the 20-bit offset above…
- SVG noun A graphic stored in the SVG (Scalable Vector Graphics) format.
- swap noun Space available in a swap file for use as auxiliary memory.
- swap chain noun A series of virtual framebuffers used by the graphics card and API for frame rate stabilization, stutter reduction, etc.
- swap in verb To retrieve (memory contents) from a swap file.
- swap out verb To transfer (memory contents) into a swap file.
- swapper noun A group member responsible for acquiring and distributing new software releases.
- swappiness noun A setting in the Linux kernel determining the balance between swapping out runtime memory and dropping pages from the system page cache.
- swarm noun A group of nodes sharing the same torrent in a BitTorrent network.
- SWF noun A file encoded in the defunct Adobe Flash file format SWF.
- swipe noun An act of interacting with a touch screen by drawing the finger rapidly across it.
- switch noun A command line notation allowing specification of optional behavior.
- switch engine noun A particular methuselah in Conway's Game of Life that temporarily exhibits glide reflection symmetry while leaving debris behind, allowing…
- switching noun The process of transferring data packets from one device to another in a network, or from one network to another.
- swizzle noun The conversion of portable symbols or positions to memory-dependent pointers during deserialization.
- symbol noun An internal identifier used by a debugger to relate parts of the compiled program to the corresponding names in the source code.
- symbol table noun A data structure where symbols (identifiers) are associated with information relating to their declaration or appearance in the source code.
- symbolic expression noun A means of representing semistructured data in human-readable text form, mostly composed of symbols and lists and extensively used in the…
- symbolicate verb To replace memory addresses with symbols (names of methods, classes etc.) in a stack trace, to aid in debugging.
- symlink noun A symbolic link.
- symmetric adj Using the same key (or keys that are trivially related) for both encryption and decryption.
- sync verb To flush all pending I/O operations to disk.
- synchicity noun The degree of synchronization between multimedia elements, e.g. between audio and video or between audio and subtitles.
- synchronization domain noun In the context of thread synchronization, a collection of contexts and objects that share a single lock.
- synchronize verb To cause (a set of files, data, or settings) on one computer or device to be (and try to remain) the same as on another.
- synchronizer noun An algorithm that can be applied to a synchronous distributed algorithm to produce a version that operates in asynchronous networks.
- synchronous adj Interacting with other elements in series; blocking; interacting with the same program or thread as other operations, thereby preventing…
- syncword noun A short marker used to synchronize a transmission by indicating the end of the header information and the start of the data.
- synonym noun An alternative (often shorter) name defined for an object in a database.
- synonymizer noun A piece of software that replaces words in a provided text with words of a similar meaning.
- synset noun A set of one or more synonyms that are interchangeable in some context without changing the truth value of the proposition in which they…
- syntactic sugar noun Additions to the syntax of a programming language that make code easier for humans to read or write, but that do not change the…
- syntax noun The formal rules of formulating the statements of a computer language.
- syntax error noun An error in the syntax of a sequence of characters or tokens that is intended to be written in a particular programming language.
- synthesis noun Creation of a complex waveform by summation of simpler waveforms.
- synthesizer noun A software program that allows a computer to be used as a musical instrument – virtual instrument
- sysop noun A system operator, especially someone who administers an online communications system or bulletin board.
- sysroot noun A directory containing all the header files, configuration files and libraries required to build a program, often used in cross-compilation.
- system noun A set of hardware and software operating in a computer.
- system bus noun A single computer bus that connects the major components of a computer system, combining the functions of a data bus, an address bus, and a…
- system call noun A function provided by an operating system to allow userspace programs access to privileged features, such as accessing the system's…
- system pull noun A new computer part that has been removed from an unused, previously assembled system.
- system tray noun The portion of the taskbar that displays the system time and icons for running processes, which can often launch menus for those processes.
- systems analysis noun A range of techniques used especially in commercial computing in which the needs of a company or its staff are analysed and translated into…
- systems analyst noun A person whose job is to perform systems analysis by being responsible for researching, planning and recommending software and system…
- systolic adj Relating to a systolic array
- systolic array noun In parallel computer architectures, a homogeneous network of tightly coupled data processing units (DPUs), each of which independently…
- tab noun A navigational widget, resembling a physical tab, for switching between documents or sets of controls.
- tab control noun A control consisting of a number of screens (tab pages) that occupy the same visible space and can be selected by clicking a protruding tab.
- tab index noun A number assigned to a control on the display, designating its position in the sequence of controls that the user can move through by…
- tab leader noun In word processing, a series of repeated text characters filling the area of a tab stop, such as the row of periods/dots leading to the…
- tab out verb To press the Tab key and a modifier key to move between tabs or windows.