{i} diacritical mark (inverted circumflex) placed over a letter in some languages indicating pronunciation (e.g.: if placed over the letter "c" it changes the sound to "ch")
a diacritical mark (an inverted circumflex) placed above certain letters (such as c) to indicate pronunciation
A diacritical mark 〈ˇ〉 used in some West Slavic, Baltic, and Finno-Lappic languages, and in some romanization methods, e.g. pinyin, to modify the sounds of letters