Acronyms

 

C++

Compiler support

Freestanding and hosted

Language

Standard library

Standard library headers

Named requirements

Feature test macros (C++20)

Language support library

Concepts library (C++20)

Metaprogramming library (C++11)

Diagnostics library

General utilities library

Strings library

Containers library

Iterators library

Ranges library (C++20)

Algorithms library

Numerics library

Localizations library

Input/output library

Filesystem library (C++17)

Regular expressions library (C++11)

Concurrency support library (C++11)

Execution support library (C++26)

Technical specifications

Symbols index

External libraries

 

C++ language

General topics
Preprocessor Comments	Keywords Escape sequences
Flow control
Conditional execution statements
if	switch
Iteration statements (loops)
for range-for (C++11)	while do-while
Jump statements
continue - break	goto - return
Functions
Function declaration
Lambda function expression
inline specifier
Dynamic exception specifications (until C++17*)
noexcept specifier (C++11)
Exceptions
throw-expression try block	handler
Namespaces
Namespace declaration	Namespace aliases
Types
Fundamental types Enumeration types Function types	Class/struct types Union types
Specifiers
const/volatile decltype (C++11) auto (C++11)	constexpr (C++11) consteval (C++20) constinit (C++20)
Storage duration specifiers
Initialization
Default-initialization Value-initialization Zero-initialization Copy-initialization Direct-initialization	Aggregate initialization List-initialization (C++11)   Constant initialization Reference initialization

Expressions
Value categories Order of evaluation	Operators Operator precedence
Alternative representations
Literals
Boolean - Integer - Floating-point
Character - String - nullptr (C++11)
User-defined (C++11)
Utilities
Attributes (C++11)
Types
typedef declaration
Type alias declaration (C++11)
Casts
Implicit conversions static_cast const_cast	Explicit conversions dynamic_cast reinterpret_cast
Memory allocation
new expression	delete expression
Classes
Class declaration Constructors this pointer	Access specifiers friend specifier
Class-specific function properties
Virtual function override specifier (C++11)   final specifier (C++11)	explicit (C++11) static
Special member functions
Default constructor Copy constructor Move constructor (C++11)	Copy assignment Move assignment (C++11) Destructor
Templates
Class template Function template	Template specialization Parameter packs (C++11)
Miscellaneous
Inline assembly	History of C++

 

Acronym	Full name	See also
AAA	Almost Always Auto	GOTW #94
ABC	Abstract Base Class
ABI	Application Binary Interface	Itanium C++ ABI
ADL	Argument-Dependent Lookup
ADT	Abstract Data Type
API	Application Programming Interface
BMI	Binary Module Interface	Modules
CAS	Compare-And-Swap; Copy And Swap	compare_exchange
CMI	Compiled Module Interfaces	Modules
COW	Copy-On-Write
CPO	Customization Point Object	[customization.point.object], RangeAdaptorObject, RangeAdaptorClosureObject
CRTP	Curiously Recurring Template Pattern	std::enable_shared_from_this, std::ranges::view_interface
CTAD	Class Template Argument Deduction
CTRE	Compile-Time Regular Expressions	A CTRE lib
CWG	The Core Working Group	WG21
DR	Defect Report
EBO EBCO	Empty Base (Class) Optimization	[[no_unique_address]], std::allocator, std::default_delete
EDG	Edison Design Group
EH	Exception Handling
ELF	Executable and Linkable Format
EWG	The Evolution Working Group	WG21
EWGI	The Evolution Working Group Incubator	WG21
FAM	Flexible Array Member
GCC	GNU Compiler Collection
GMF	Global Module Fragment	Modules
HALO	Heap Allocation eLision Optimization	Coroutines, P0981
ICE	Internal Compiler Error; Integer Constant Expression
IFNDR	Ill-Formed, No Diagnostic Required
IIILE	Immediately Invoked Initializing Lambda Expression
IPO	Inter-Procedural Optimization
IWYU	Include What You Use	libclang-based tool
LEWG	The Library Evolution Working Group	WG21
LEWGI	The Library Evolution Working Group Incubator	WG21
LTO	Link-Time Optimization
LWG	The Library Working Group	WG21
MDT	Most Derived Type
MPSC	Multi-Producer Single-Consumer (e.g., task queue)	std::executor
MSVC	MicroSoft Visual C++
NAD	Not A Defect	See also DR
NDR	No Diagnostic Required
NRVO	Named Return Value Optimization
NSDMI	Non-Static Data Member Initialization
NTBS	Null-Terminated Byte Strings
NTTP	Non-Type Template Parameter
NUA	No Unique Address	Template:attribute
NVI	Non-Virtual Interface
ODR	One Definition Rule
OOP	Object-Oriented Programming
PCH	Pre-Compiled Header	gcc doc on PCH
PDO	Profile-Driven Optimization	See also PGO
PGO	Profile-Guided Optimization	See also PDO
PIMPL	Pointer to IMPLementation
PMF	Private Module Fragment	Modules
PMR	Polymorphic Memory Resources	<memory_resource>
POCCA	Propagate on Container Copy Assignment
POCMA	Propagate on Container Move Assignment
POCS	Propagate on Container Swap
POD	Plain Old Data (PODType)	ScalarType, TrivialType, StandardLayoutType
QoI	Quality of Implementation
RAII	Resource Acquisition Is Initialization
RACO	Range Adaptor Closure Object	RangeAdaptorClosureObject
RAO	Range Adaptor Object	RangeAdaptorObject
RCU	Read-Copy-Update	<rcu>
RTTI	RunTime Type Identification	std::type_info
RVO	Return Value Optimization
SBO	Small Buffer Optimization
SBRM	Scope-Bound Resource Management, see RAII
SEH	Structured Exception Handling	SEH
SFINAE	Substitution Failure Is Not An Error	std::enable_if, std::void_t
SIOF	Static Initialization Order Fiasco
SMF	Special Member Function
SOCCC	Select On Container Copy Construction
SOO	Small Object Optimization	std::move_only_function, std::function, std::any
SSO	Small String Optimization	std::basic_string
STL	The Standard Template Library
TCO	Tail Call Optimization
TMP	Template Meta Programming	<type_traits>
TU	Translation Unit	Modules, TU-local
UB	Undefined Behavior
UDC	User-Defined Conversion operator
UDL	User-Defined Literals
UFCS	Universal Function Call Syntax	“What is UFCS anyway?”
VLA	Variable-Length Array	SO on VLA
WPO	Whole-Program Optimization

External links

“A C++ acronym glossary” by Arthur O’Dwyer, 2019/08