Semantics

The branch of linguistics, philosophy, and computer science concerned with meaning. Explore how language conveys truth, reference, and interpretation across computational, logical, and human contexts.

842 Articles 12 Subcategories 47 Active Contributors Last updated: Oct 24, 2025
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Introduction to Semantic Theory: Meaning in Language and Logic

A comprehensive overview of semantic frameworks, exploring how meaning is constructed, interpreted, and formalized across linguistic and computational systems.

Computational Semantics & Modern AI: Beyond Syntax

How large language models, knowledge graphs, and semantic web technologies are transforming machine understanding of context, nuance, and truth.

Philosophical Semantics: Reference, Sense, and Truth Conditions

An examination of Fregean distinctions, Tarski's truth theory, and how modern philosophy of language addresses the relationship between words and the world.

Lexical Semantics: Word Meaning, Polysemy, and Semantic Change

How individual words acquire multiple meanings, evolve over time, and interact within phraseology and collocations across different dialects.

Formal Semantics in Logic: Model Theory and Truth-Conditional Frameworks

The mathematical foundations of semantics, exploring how predicate logic, set theory, and possible worlds semantics map linguistic structure to formal meaning.

Semantic Role Labeling in Natural Language Processing

Techniques for identifying thematic roles (agent, patient, instrument) in sentences, and how SRL powers downstream AI reasoning and question-answering systems.