What does semantic mean?
Semantic means relating to meaning. The word is used to describe words, sentences, signs, or systems whose role is to communicate or interpret concepts rather than merely produce a formal structure. For example, a semantic shift occurs when a word's established meaning changes over time, while semantic analysis is the process of determining what a statement or document means. In computing, the term has become especially important in search, natural-language processing, and artificial intelligence, where systems are designed to understand relationships between ideas rather than rely only on exact keyword matches. Semantic can therefore carry both a general linguistic sense and a technical information-science sense. It is more precise than simply saying “about words” when the focus is on their meaning, interpretation, or relationships. The adjective is widely used in formal and academic writing and is not limited to any one English-speaking region.
Relating to meaning, especially the meaning of words, sentences, or symbols.
"Context can change the semantic interpretation of a familiar phrase."
Common in academic and technical contexts, including linguistics and computing.
In specialized use, a unit or element that carries or contributes to meaning.
"The model compares each semantic against the surrounding passage."
This noun use is uncommon outside specialized linguistic or computational discussion.
The usual plural form when semantic is used as a specialized noun.
"The program analyzes the semantics of the sentence before deciding how to translate it."
Semantic is the word that points beyond what is merely written to what it actually means.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does semantic come from?
Semantic entered English in the early nineteenth century from the Greek sēmantikos, meaning “significant” or “pertaining to meaning.” The Greek word was based on sēma, “sign,” the source of the English word seme. The English adjective originally developed within linguistic study and later acquired specialized applications in computing and information science.
Related word forms
How semantic is actually used
Semantic is common in academic, technical, and formal contexts. It is especially frequent in linguistics, computing, information science, and discussions of translation or interpretation.
Easily confused with semantic
Semantic is usually an adjective describing something related to meaning, while semantics is a noun for the study or system of meanings in language.
Syntactic concerns the formal arrangement of words and symbols, whereas semantic concerns what those elements mean.