Digraph
A digraph (en français, digramme ; em português, dígrafo) is two characters written to make one sound (phoneme). The Latin-based orthographies for many languages include digraphs. In some orthographies, the digraphs are treated as single characters in collation.
References
- Wikipedia
- AR "حرف مزدوج" https://ar.wikipedia.org/wiki/حرف مزدوج
- EN "Digraph (orthography)" https://en.wikipedia.org/wiki/Digraph_%28orthography%29
- FR "Digramme" https://fr.wikipedia.org/wiki/Digramme
- PT "Dígrafo" https://pt.wikipedia.org/wiki/Dígrafo