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Table 1 The seven contextual features measured in this study

From: Towards an understanding of contextual features that influence the linguistic formality of British Sign Language users

  Feature Definition Theorist(s)
Field Socio-semiotic activity The action(s) accompanying the communication Halliday and Matthiessen (2013)
Topic The matter dealt with in the communication Halliday and Matthiessen (2013)
Mode Turn The structure of the text (e.g. monologic vs.dialogic) Halliday and Matthiessen (2013)
Preparedness Whether a text is produced spontaneously or has been planned prior to the interaction Leckie-Tarry (1995)
Tenor Roles The social functions played by the interlocutors Halliday and Matthiessen (2013); Leckie-Tarry (1995)
  Power The perceived distributions of authority between the roles Halliday and Matthiessen (2013); Eggins (2004)
Familiarity How well-known the participants are to one another Halliday and Matthiessen (2013); Eggins (2004)