Q is the seventeenth letter

Letter (alphabet)

A letter is a grapheme in an alphabetic system of writing, such as the Greek alphabet and its descendants. Letters compose phonemes and each phoneme represents a phone in the spoken form of the language....

 of the basic modern Latin alphabet

Basic modern Latin alphabet

The International Organization for Standardization basic Latin alphabet consists of the following 26 letters:By the 1960s it became apparent to the computer and telecommunications industries in the First World that a non-proprietary method of encoding characters was needed...

.


The Semitic

Semitic languages

The Semitic languages are a group of related languages whose living representatives are spoken by more than 270 million people across much of the Middle East, North Africa and the Horn of Africa...

 sound value of Qôp

Qoph

Qoph or Qop is the nineteenth letter in many Semitic abjads, including Phoenician, Aramaic, Syriac, Hebrew and Arabic alphabet . Its sound value is an emphatic or . The OHED gives the letter Qoph a transliteration value of Q or a K and a final transliteration value as a ck...

 (perhaps originally qaw, "cord of wool", and possibly based on an Egyptian hieroglyph) was /q/ (voiceless uvular plosive), a sound common to Semitic languages, but not found in English or most Indo-European ones. In Greek

Greek language

Greek is an independent branch of the Indo-European family of languages. Native to the southern Balkans, it has the longest documented history of any Indo-European language, spanning 34 centuries of written records. Its writing system has been the Greek alphabet for the majority of its history;...

, this sign as Qoppa

Qoppa

Koppa or Qoppa is a letter that was used in early forms of the Greek alphabet, derived from Phoenician qoph. It was originally used to denote the /k/ sound, but dropped out of use as an alphabetic character in favour of Kappa . It has remained in use as a numeral symbol in the system of Greek...

  probably came to represent several labialized velar plosives, among them /kʷ/ and /kʷʰ/.