Definition of grave accent in English:

grave accent

noun

  • A mark (`) placed over a vowel in some languages to indicate a feature such as altered sound quality, vowel length, or intonation.

    • ‘When the word has a grave accent over the vowel, it is pronounced with a voice that starts at a low level and then falls even lower.’
    • ‘I did put together the first of two photo galleries at the weekend, but on its completion I realised with horror that I had mixed up my acute and my grave accents.’
    • ‘In any case, what I said about combining diacritics still stands - for example, to handle Yoruba, you need to be able to combine underdotted vowels with acute and grave accents (for tone).’
    • ‘I guess it's possible that the reporter does know the difference, and is writing about the use of single quote and back quote as a method for keyboarding acute and grave accents; but if that's it, why not say so, and give an example?’
    • ‘Sorry, I didn't know how to use MS Word to put all the other accents, that is, the curvy ones, the marks that go below the letters, the grave accents, and so on.’

Origin

Early 17th century: French grave (see grave).

Pronunciation:

grave accent

/ˌɡrɑːv ˈaks(ə)nt/