Macroned

The font's macroned vowels looked unattractive.

Source: wiktionary

Thus o will represent all shades of sound of the o group, macroned "ō" being used when desirable, for the so-called "long o" of whatever shade, phonetic specialists using also other marked forms, “ŏ, ó, ò, ô, ö," etc., according to some accepted system.

Source: wiktionary

Nor do I use macroned letters to convey long Arabic vowels. These omissions are made in order to facilitate the production of a lengthy text such as this one, and by no means reflect my negative attitude toward any transliteration system current in my field of specialization.

Source: wiktionary

Common Japanese words, such as the place name Tōkyō (東京), require macroned vowels to properly express long vowels when using the Hepburn system, which is the most widely accepted Japanese transliteration system.

Source: wiktionary