LEXICAL (Laboratory for EXperimental Investigations Concerning Applied Linguistics) is in the Department of Humanities and Social Sciences at the Indian Institute of Technology (ISM) Dhanbad. It is led by Rahul D R, an Assistant Professor in the Department.
At LEXICAL, we are dedicated to advancing the understanding and use of language through systematic, rigorous and quality research. Our mission is to explore the applications of linguistic theories and methodologies in real-world contexts, focusing on solving practical problems and enhancing communication across diverse communities.
We are a team of passionate scholars who share a common interest in the dynamic field of applied linguistics. Together, we bring diverse perspectives and expertise to our work, fostering collaboration and innovation in every project we undertake.

Sofiya & Rahul published "A Bayesian Meta-Analysis of Digital Game-Enhanced Vocabulary Learning" in Journal of Computer Assisted Learning.

Rahul conducted a virtual workshop on "Bibliometric Analysis" for Faculty and Scholars at VIT University, Vellore

Kadambari & Rahul published their "Task Complexity in Language Pedagogy: A Scientometric Review Protocol" in Research Synthesis in Applied Linguistics.

Our Lab, LEXICAL, showcased the work on digital game-based language learning during the Institute's Centenary Week Celebration - "Gyan Vigyan Pragyan"

Sofiya & Rahul published their paper "A qualitative analysis of gamers’ experiences with vocabulary acquisition: Insights from grounded theory" in System.

Rahul presented "A Scientometric Analysis of Incidental Vocabulary Learning" at the 45th Thailand TESOL International Conference 2026 held in Bangkok, Thailand.

Sofiya joined the programme committee of the 20th European Conference on Game-Based Learning (ECGBL).

Marwa presented her Research Proposal on December 08, 2026

Abhinav Vinod presented his Research Proposal on December 02, 2026

Rahul and Colleague (Prof. Sangay Tamang) organized an Online Refresher Course on "Research Methodology and Academic Writing", funded by UGC, MoE under the aegis of MMTTP

Rahul delivered a lecture on "Student Diversity and Inclusive Education" at the NEP Orientation and Sensitization Programme organized by MMTTC, IIT Dhanbad

Rahul delivered a talk on "Gamification in ELT: Enhancing Motivation Through Technology" at the 14-Day FDP, organized by Saveetha Engineering College, Anna University, Chennai.