'deixis' definitions:

Definition of 'deixis'

(from WordNet)
noun
The function of pointing or specifying from the perspective of a participant in an act of speech or writing; aspects of a communication whose interpretation depends on knowledge of the context in which the communication occurs

Definition of 'deixis'

From: GCIDE
  • deixis \deixis\ (d[imac]k"s[i^]s), n. (Grammar) the function or operation of a deictic word; the function of pointing or specifying from the perspective of a participant in an act of speech or writing; aspects of a communication whose interpretation depends on knowledge of the context in which the communication occurs. [WordNet 1.5]