diacritical
di-a-crit-i-cal
adjective
Relating to a mark added to a letter to indicate a different pronunciation or stress.
"The umlaut is a diacritical mark."
Thesaurus
Synonyms: diacritic, discriminating
di-a-crit-i-cal
Relating to a mark added to a letter to indicate a different pronunciation or stress.
"The umlaut is a diacritical mark."
Synonyms: diacritic, discriminating