Hebrew Grammar.(a) The sign ְ placed under a consonant letter to express (what Jewish grammarians regard as) the absence of a following vowel…

a mark placed above a vowel or syllable to indicate its length.

Phonetics. Esp. in Ancient Greek: an aspirated letter, an aspirate. Also: a diacritic mark ‘ (rough breathing) or ’ (smooth breathing)…

Phonetics. A symbol used to indicate where the stress is placed on a word or other unit; esp. a mark placed before, after, or over each of the…

Phonetics. A symbol used to indicate the rounding of a vowel. Obsolete. rare.

A group of two or more letters; (Cryptography) such a group which is enciphered or deciphered as a unit.

In Arabic, a sign, also called tašdīd, written or printed above a consonant to indicate that it is doubled.

Phonetics. A phonetic sign or symbol, such as an umlaut, which modifies a character. Cf. modify, v. 5b. Now rare.

a phonetic symbol used to indicate the relative length of a vowel sound.

(see quot. 1939).

The velar nasal consonant represented by/ŋ/ in the International Phonetic Alphabet, originally as it occurred in ancient Greek when the letter γ…