Ḥ

Ḥ (minuscule: ḥ) is a letter of the Latin alphabet, formed from H with the addition of a dot diacritic.

Latin H with dot below

Usage

Ḥ is used to represent the voiceless pharyngeal fricative (/ħ/) in Arabic, some Syriac languages (such as Turoyo and Sureth), Ancient Egyptian, and traditional Hebrew (whereas Hebrew-speaking Israelis and Ashkenazi Jews (though not strictly) have usually replaced the pronunciation of Ḥ in the respective eighth letter of the Semitic abjads, Ḥet with a voiceless uvular fricative (/χ/)). This sound also exists in Tigrinya, Somali, Modern South Arabian languages and in a handful of other Afro-Asiatic languages.

Asturian

Ḥ is used in Asturian to represent a voiceless glottal fricative (/h/) sound in Asturian words such as ḥou and ḥue, as well as some place names in the eastern part of Asturias (such as Ḥontoria and Villaḥormes).^[1]

Sanskrit

Ḥ represents visarga, the phone [h] in Sanskrit phonology in the International Alphabet of Sanskrit Transliteration. Other transliteration systems use different symbols.