Logic,Philosophy. the branch of semiotics dealing with the causal and other relations between words, expressions, or symbols and their users.
2.
Linguistics. the analysis of language in terms of the situational context within which utterances are made, including the knowledge and beliefs of the speaker and the relation between speaker and listener.
Origin: 1580–90; < Latin prāgmaticus < Greek prāgmatikós practical, equivalent to prāgmat- (stem of prâgma) deed, state business (derivative of prā́ssein to do, fare; see practic) + -ikos-ic
1540s, from M.Fr. pragmatique, from L. pragmaticus "skilled in business or law," from Gk. pragmatikos "versed in business," from pragma (gen. pragmatos) "civil business, deed, act," from prassein "to do, act, perform."