Sentence:  It is pertinent to remember, however, that one of the greatest phoneticians, Jan Hus, used diacritics (in the form of points, which have later become <WSD>chevrons</WSD> in his own language), and that his alphabet is the most satisfactory for eastern Europe, since it has been officially adopted by the languages which use the Latin script. 
Meaning of the word marked with <WSD> tags:  A (háček), a diacritical mark that may resemble an inverted circumflex.