Research Article
Director, Knowledge Products, Siddhanta Knowledge Foundation
Śābdabodha refers to the cognition of sentence meaning – the knowledge gained when one understands a sentence. In Indian linguistic philosophy, a sentence (vākya) is typically analyzed into two parts: a subject (उद्देश्य, uddeshya – the entity being talked about) and a predicate (विधेय, vidheya – what is said about that entity). The Nyāya school and the grammarians (Vyākaraṇa tradition) sharply differ on which part of the sentence is primary in conveying meaning. Below, we explain the Nyāya view that the subject (typically in the nominative case, prathamā) is the principal element of meaning, versus the Vyākaraṇa view that the verb/predicate (ākhyāta or vidheya) is primary. We also clarify how the sphoṭa theory fits into the grammarians’ perspective, and why Nyāya emphasizes the dharmin (substratum, the subject) at the center of understanding.
According to the Nyāya-siddhānta, the meaning of the subject (the word in the nominative case) is the principal concept in a sentence. In other words, the entity denoted by the subject is taken as the mukhya-viśeṣya (the primary referent to be qualified) to which the meanings of all the other words relate. The predicate (typically a verb or verb phrase) is understood as an attribute or action that rests upon that subject. All the other components of the sentence (object, instrument, etc.) function as qualifiers that ultimately connect to the subject’s meaning.
For example, consider the sentence in Sanskrit: "चैत्रः पद्भ्यां ग्रामं गच्छति" (Chaitraḥ padbhyāṃ grāmaṃ gacchati – “Chaitra goes to the village on foot”). The Naiyāyika (Nyāya philosopher) would express the sentence meaning as a single cognitive unit centered on Chaitra: “Chaitra, who possesses a going-to-the-village-by-foot action in the present tense.” In the technical language of Navya-Nyāya, this is formulated as a compound like pāda-karaṇaka-grāma-karmaka-vartamāna-kālīna-gamanābhinna-kṛtimān Chaitraḥ. This intricate phrase means that Chaitra is characterized by an action of going (गमन, gamana) – an action which has foot as the instrument (pāda-karaṇaka), village as the object or destination (grāma-karmaka), and present time as its temporal qualifier (vartamāna-kālīna). Crucially, Chaitra (the subject, a person – a dravya or substance in Nyāya ontology) is the substratum (dharmin or adhāra) in which this complex action-property inheres. In Nyāya’s analysis, the agent (kartṛ, expressed by the nominative case) remains the central figure, and the verb’s action is a property attributed to that agent. The sentence thus primarily informs us about Chaitra – specifically, it tells us that Chaitra has the property of “going to the village (on foot, now).”
This Nyāya stance is sometimes termed kartṛ-mukhya-viśeṣya-bodha, meaning “cognition with the agent as the primary substantive”. The subject is the determinate locus that the listener’s cognition centers on, and the predicate is seen as determining or qualifying that subject (for instance, by adding the information that Chaitra is-doing-going). In simpler terms, for Nyāya the sentence describes a fact about a substance (person/thing) – the fact that this substance has a certain property or is engaged in a certain action. The meaning of a sentence in the Nyāya perspective corresponds to a real state of affairs (vastu) – a configuration of substances, qualities, and actions in the world. Words are understood to refer to real ontological categories (such as dravya for a substance like Chaitra, or karma for an action like going), and sentence-meaning arises when these word-meanings are syntactically connected to depict a unified fact. Nyāya philosophers emphasize that beyond the individual word meanings, a sentence conveys the intended relation (saṃsarga) among those referents – e.g. the relation of an action to its agent and object – and this relational structure is grasped through the syntax, not by any single word alone. In our example, the relation is one of an action (“going”) inhering in an agent (“Chaitra”) and directed toward an object (“village”) with an instrument (“feet”). The subject term “Chaitra” is primary because it is the entity we come to know something new about (we learn that Chaitra is performing such-and-such action). The predicate supplies that new information as a qualification of Chaitra.
Why does Nyāya put the dharmin (substratum, here the agent) at the center of the meaning? This is rooted in Nyāya’s realist ontology. In Nyāya-Vaiśeṣika thought, an action (kriyā) is considered a dharma (attribute) that cannot exist on its own; it must reside in a dharmin (a substance that performs or possesses that action). The world, according to Nyāya, is composed of substances (dravya) which bear qualities and actions. Therefore, any situation described by a sentence is ultimately a substance-quality or substance-action complex. It is natural, then, that in understanding a sentence, the mind identifies the substance (the subject) as the foundational element, and attributes the action or quality to it as something subsisting in that substance. In our example, gamanam (going) is a motion attribute that inheres in the dravya Rāma/Chaitra. So the cognition “Chaitra is going” is principally about Chaitra, with “going” as a property attached to him. In Nyāya’s view, the sentence’s meaning is essentially the knowledge of a particular substratum-attribute linkage – in this case, the fact of Chaitra’s going – which is a real event in the world. This is why the uddeshya (subject) occupies the primary role in Nyāya’s śābdabodha: it represents the anchor in reality (the entity) that the rest of the sentence predicates something about.
(Side note: Nyāya subscribes to the abhihitānvaya-vāda theory of comprehension, holding that each word first conveys its own meaning, and then those meanings are connected (anvaya) based on syntactic expectancy, congruity, etc., to yield the sentence meaning. Thus, understanding a sentence is a step-by-step composition of word meanings. By the time the final word is heard, the listener’s mind (via memory and syntactic clues) integrates all prior word-meanings with it, forming a unified interpretation. This approach rejects the need for any indivisible sentential entity beyond the words. Every sentence for Nyāya is ultimately analyzable into its constituent words and phonemes. We mention this to contrast with the grammarians’ holistic view discussed next.)*
The Vyākaraṇa school (Sanskrit grammarians, including philosophers like Patañjali and Bhartṛhari) does not accept the Naiyāyika view above. Instead, they contend that in sentence cognition, the predicate – specifically the action denoted by the verb – is the principal part of the meaning, and all other words (including the subject) are subordinate to it. In other words, the vidheya (that which is stated or enjoined by the sentence, usually the verb/predicate) is the core around which the sentence’s meaning is built, according to grammarians. This standpoint is termed ākhyāta-mukhya-viśeṣya-bodha – meaning “cognition with the verb (ākhyāta) as the primary substantive”.
Revisiting the same example, “Chaitra goes to the village (on foot)”: a grammarian would say that the sentence primarily conveys an action of going – a going-to-the-village-by-foot event – and that this action is qualified by various adjuncts (agent = Chaitra, destination = village, instrument = feet, time = present). Thus, the action or occurrence itself is central in their analysis, and the subject is just one among several qualifiers of that action. In a formal paraphrase, the Vaiyākaraṇa might describe the sentence’s content as “a going-to-the-village-by-foot event, which is characterized by having Chaitra as its agent (kartṛ), in the present time”. The compound given in traditional analysis is pāda-karaṇaka-grāma-karmaka-Chaitra-kartṛka-vartamāna-kālika-gamanābhinna-kṛtiḥ. Here, the action of going (gamana) is imagined as the primary entity (“indeed an undivided act”) and is qualified by Chaitra-kartr̥ka (“having Chaitra as the doer”), grāma-karmaka (“having village as object”), pāda-karaṇaka (“having feet as instrument”), etc. The fundamental difference from Nyāya is clear: whether the central “unit” of thought in understanding a sentence is the subject or the predicate. Nyāya says the sentence tells us something about the subject, whereas Vyākaraṇa (and many other schools like Pūrva Mīmāṃsā in ritual contexts) say the sentence essentially asserts an action or predicate, to which the subject and other elements are attached.
This grammarian perspective is closely tied to their broader theory of language, especially the sphoṭa doctrine. The sphoṭa theory, championed by Bhartṛhari and others, posits that a sentence (and likewise a word) is ultimately an indivisible unit of language and thought – an internal unity that is only revealed by the sequence of spoken sounds (dhvani). According to this view, the listener’s mind does not compile meanings bit by bit; rather, the complete meaning flashes forth as a single holistic insight the moment the sentence is fully heard. The sphoṭa of a sentence is that single holistic utterable unit (the inherent form of the sentence) which bears the meaning. When one understands a sentence, what arises is an indivisible cognition of that whole meaning. Bhartṛhari uses the term pratibhā to describe this instantaneous flash of understanding – a clear, intuitive revelation of the sentence meaning. In his view, the sentence’s meaning (vākya-artha) is nothing but this flash of insight (pratibhā) that the sphoṭa (the whole sentence-unit) produces in the mind. For example, upon hearing “Chaitra goes to the village,” one doesn’t necessarily think in piecemeal fashion “Chaitra – village – going – foot – present – combine”; rather, ideally one gets a single unified idea of a scenario: Chaitra going to the village (on foot, now) – all at once as an integrated understanding. This is the indivisible sentence cognition the grammarians speak of, and they consider the verb (the action/event) to encapsulate the unity of that occurrence which the other parts modify.
In line with this holistic approach, Vaiyākaraṇas hold the verb/predicate as the core because a sentence fundamentally conveys an action or occurrence (something being predicated) rather than primarily identifying a subject. The subject is often already known or an uddeshya (topic), and the predicate is the new information being imparted about that subject. Thus the predicate has the communicative centrality. Moreover, from a syntactic viewpoint, in Sanskrit the verb governs the expectancy (ākāṅkṣā) for a subject and other case-words; the verb is what demands complements to complete the sense. This may be another reason grammarians see the verb as the pivotal element that unifies the sentence structure.
Notably, Nyāya rejects the sphoṭa doctrine. The Nyāya philosophers argue that we can explain sentence comprehension through the aggregation of phonemes and word-meanings aided by memory, without positing an unseen indivisible entity like sphoṭa. They maintain that a sentence is nothing over and above the letters and words that compose it (arranged with syntactical fitness). If all conditions of syntax and semantics (expectancy, congruity, proximity, and intention) are satisfied, the hearer can connect the word meanings to get the sentence meaning – no mysterious flash is needed, just a normal cognitive process. Thus, there is a classic debate: Grammarians (and the related Mīmāṃsā school in some contexts) often favor an action-centered, holistic meaning with sphoṭa, whereas Nyāya (and many other schools like Vedānta) favor a subject-centered, analytic meaning without invoking sphoṭa.
To summarize the differences clearly:
In conclusion, the Nyāya school makes the agent or subject the centerpiece of sentence meaning, reflecting its worldview that sentences inform us about substances and what attributes or actions pertain to them in reality. The Vyākaraṇa school, along with similar views in other traditions, treats the action or predicate as the core, aligning with the idea that a sentence primarily communicates an occurrence or a new piece of information about the subject. The concept of sphoṭa underscores the grammarians’ holistic approach, positing an indivisible unit of linguistic cognition and a flash-like meaning (pratibhā) that stands in contrast to the stepwise assembly of meanings favored by Nyāya. Each perspective thus offers a distinct insight into “śābda-bodha” – one seeing it as a fact anchored in a dharmin (substratum) qualified by properties, the other as an indivisible meaning-event centered on the vidheya (that which is being conveyed) and grasped in a unified intuition.
Siddhanta Journal of Knowledge Systems | Vol. 1, Issue 1 | October 2026 | pp. 1–5
Published under CC BY-NC-ND 4.0.