This paper gives a critical overview of the analytical approaches dominating the field of discourse studies in the last three decades, from the perspective of their philosophical and formative bases: social constructionism and linguistics. It explores different conceptions of the theoretical nexus between these two bases leading to the emergence of three distinct yet complementary strands of thought (i-iii). The paper starts with poststructuralist views of discourse salient in (i) Laclau and Mouffe’s Discourse Theory. Laclau and Mouffe’s assumption that no discourse is a closed entity but rather transformed through contact with other discourses is taken as the introductory premise to present a large family of (ii) critical discourse studies...