Trigraph may refer to:
*
Trigraph (orthography)
A trigraph () is a group of three characters used to represent a single sound or a combination of sounds that does not correspond to the written letters combined.
Latin-script trigraphs
For example, in the word ''Austrian schilling, schilling'', ...
, a combination of written letters used to represent a sound
Computing
*
Digraphs and trigraphs (programming)
In computer programming, digraphs and trigraphs are sequences of two and three characters, respectively, that appear in source code and, according to a programming language's specification, should be treated as if they were single characters.
...
, a group of characters used to symbolise one character
*An octal or decimal representation of
byte
The byte is a unit of digital information that most commonly consists of eight bits. Historically, the byte was the number of bits used to encode a single character of text in a computer and for this reason it is the smallest addressable un ...
values
*Mnemonics for
machine language
In computer programming, machine code is computer code consisting of machine language instructions, which are used to control a computer's central processing unit (CPU). For conventional binary computers, machine code is the binaryOn nonb ...
instructions
*As language codes in
ISO 639
ISO 639 is a international standard, standard by the International Organization for Standardization (ISO) concerned with representation of languages and language groups.
It currently consists of four sets (1-3, 5) of code, named after each part w ...
Cryptography
*As substitution group in a
substitution cipher
In cryptography, a substitution cipher is a method of encrypting in which units of plaintext are replaced with the ciphertext, in a defined manner, with the help of a key; the "units" may be single letters (the most common), pairs of letters, t ...
*As combinations in the
Ling Qi Jing
Mathematics
*As a generalization of
graph
Graph may refer to:
Mathematics
*Graph (discrete mathematics), a structure made of vertices and edges
**Graph theory, the study of such graphs and their properties
*Graph (topology), a topological space resembling a graph in the sense of discret ...
s where there is a set of edges called ''semi-adjacent''
See also
*
Digraph (disambiguation)
*
Tetragraph
A tetragraph, , is a sequence of four letters used to represent a single sound (phoneme), or a combination of sounds, that do not necessarily correspond to the individual values of the letters. In German, for example, the tetragraph ''tsch'' repre ...
*
Multigraph (disambiguation)
{{Disambiguation