Representing the long vowels, they are typically transcribed with a macron today.
From the en.wikipedia.org
In addition, the English spelling usually removes the okina and macron diacritics.
From the en.wikipedia.org
I have reasons to believe that the correct form is Einars without the macron.
From the en.wikipedia.org
But the global snack giant is having a hard time keeping hold of its macron.
From the businessweek.com
Macron sounds like some miracle fabric, and Breve is a detergent, probably.
From the economist.com
This is a temporary solution because I couldn't find how to put a macron over this letter.
From the en.wikipedia.org
Vowel length in old or dialectal pronunciation is indicated by a macron.
From the en.wikipedia.org
Over a u at the end of a word, the macron indicated um as a form of scribal abbreviation.
From the en.wikipedia.org
Words with macrons should be alphabetized as if the macron was one of the normal five vowels.
From the en.wikipedia.org
More examples
A diacritical mark (-) placed above a vowel to indicate a long sound
A macron (/u02C8mu00E6kru0252n, u02C8meu026A-/) is a diacritical mark, a straight bar (u00AF) placed above a letter, usually a vowel. Its name derives from the Greek u03BCu03B1u03BAu03C1u03CCu03BD (makru00F3n), meaning "long", and was originally used to mark long or heavy syllables in Greco-Roman metrics. It now more often marks a long vowel...
Macron is a genus of sea snails, marine gastropod mollusks in the family Pseudolividae.
Macron is an Italian association football, basketball, baseball, rugby, handball, futsal, and volleyball sportswear manufacturer. It has links throughout Europe and its headquarters are located in Crespellano, Italy. It was founded in 1971. ...
u0100, lowercase u0101, is a grapheme, a Latin A with a macron, is used in several orthographies.
A diacritical mark in the form of a horizontal line indicating the vowel beneath it is long.