(linguistics) A graph whose vertices represent concepts and edges represent semantic relations, such as synonymy—having very similar meaning, hyponymy—being a subclass, or meronymy—being a part of a whole.

plural of semantic differentiation

(linguistics) The study of how the words of a language denote either things in the real world or concepts.

(computer science) An approach to formalizing the meanings of programming languages by constructing mathematical objects called denotations which describe the meanings of expressions from the languages.

plural of semantic analysis

(linguistics) The process of relating syntactic structures, from the levels of phrases, clauses, sentences and paragraphs to the level of the writing as a whole, to their language-independent meanings, removing features specific to particular linguistic and cultural contexts, to the extent that such a project is possible.

(computer science) A study of formal semantics of computer languages, such as denotational semantics.

(computational linguistics) The study of estimation of the meanings of words by looking at patterns of words in huge collections of texts, using statistical methods.

The study of the semantics, or interpretations, of formal languages. / (computer science) the rigorous mathematical study of the meaning of programming languages

A semantic network.