Mohammad Shamsul Arefin , A.S. M. Mahfujur Rahman , Mohammad Ali Akber Dewan , S. M. Rafiqul Islam , Structural Operational Semantics of Thread in Java, Journal of Animal and Veterinary Advances, Volume 3,Issue 2, 2004, Pages 69-76, ISSN 1680-5593, javaa.2004.69.76, (https://makhillpublications.co/view-article.php?doi=javaa.2004.69.76) Abstract: A good understanding of programming language can be developed and understood in a machine independent manner called structural operational semantics. It is a mathematical model for specifying the meaning of a language by defining the effect of a running program in terms of its structure. The emphasis of this work is to present the structural operational semantics of thread in Java. Keywords: