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VoQS — Voice Quality Symbols

VoQS (Voice Quality Symbols) is the standard notation for voice quality in transcription — the long-domain settings that colour whole stretches of speech rather than single segments: whisper, creak, falsetto, breathiness, harshness, laryngeal and supralaryngeal settings (labialized or nasalized speech settings), and special airstreams such as œsophageal and electrolarynx speech.1 Where the IPA describes segments and extIPA describes atypical segments, VoQS answers the third question a clinician or phonetician must ask: what is the voice doing over this whole stretch?

The braces convention

The notation's core design: voice-quality labels are written in braces around the stretch of speech they scope over, with numerals for degree — e.g. {V! … V!} marking harsh voice across a phrase, with 1–3 grading the strength of the setting. The braces are not decoration: they define the scope of the setting, and omitting them destroys the notation's meaning. VoQS layers over IPA/extIPA segmental transcription rather than replacing it.12

Authority and versions

  • Foundational statement: Ball, Esling & Dickson, "The VoQS system for the transcription of voice quality," JIPA 25 (1995): 61–70.1
  • Current revision: Ball, Esling & Dickson, "Revisions to the VoQS system for the transcription of voice quality," JIPA (online 13 April 2017, doi:10.1017/S0025100317000159) — the sibling of the extIPA 2018 revision, following the same 2016-approval/2017-publication cycle. Among its additions: an aryepiglottic-phonation modifier letter.2
  • Theoretical base: John Laver's The Phonetic Description of Voice Quality (1980) supplies the settings framework that VoQS notates. Using VoQS labels without Laver-style settings definitions reduces them to impressionistic judgments.3

Unicode and fonts

VoQS characters were covered together with extIPA in Unicode proposal L2/20-116 (Miller & Ball, 2020). Details worth knowing: U+A7F8 (modifier letter capital H with stroke) is actually small-cap in VoQS usage, with case not distinctive; VoQS also recruits U+0418 (Cyrillic И) and U+1D78; the new aryepiglottic modifier is an x-height small capital. Reference font: SIL Gentium — and as with extIPA, older fonts may lack the newer characters.4

Errors to avoid

  • Dropping the braces, or leaving their scope ambiguous — scope is the system.1
  • Confusing VoQS settings (long-domain) with extIPA diacritics (segment-level).2
  • Applying setting labels without the Laver definitions behind them.3

Learn more

Notes & Bibliography

  1. Ball, Martin J., John Esling, & Craig Dickson. "The VoQS system for the transcription of voice quality." Journal of the International Phonetic Association 25, 1995: 61–70 — system purpose, brace-scope convention, degree numerals (metadata confirmed via the L2/20-116 reference list). [source]
  2. Ball, Martin J., John Esling, & Craig Dickson. "Revisions to the VoQS system for the transcription of voice quality." JIPA, 2017. doi:10.1017/S0025100317000159 (online 2017-04-13) — the current revision; aryepiglottic-phonation modifier. [source]
  3. Laver, John. The Phonetic Description of Voice Quality. Cambridge: Cambridge University Press, 1980 — the settings framework. [source]
  4. Miller & Ball, Unicode proposal L2/20-116 (2020) — read in full: U+A7F8 small-cap usage, U+0418 and U+1D78 recruitment, SIL Gentium reference font. [source]