In this book Jagadīa Tarkālaṃkāra presents a detailed analysis of various aspects of śabdapramāṇa from the perspective of Navya-Nyāya. The book starts with a critical assessment of the views of Vaiśeṣika and Mīmāṃsaka philosophers with regard to the veridicality of śabda as a pramāṇa. This is followed by a discourse on the nature of meaningful words, the nature of prākṛti, pratya, nipāta. A definition of a sentence is formulated. The relation between word and meaning in its different aspects has been presented. The book ends with a discussion on the nature and different kinds of samāsa.