The study of the relationship between words and their meanings.
The individual meanings of words, as opposed to the overall meaning of a passage.
Esimerkit
Semantics is a foundation of lexicography.
In fact, nowadays a lot is known about the semantics of natural languages, and it is surprisingly easy to build semantic representations which partially capture the meaning of sentences or even entire discourses.
The semantics of the terms used are debatable.
The semantics of a single preposition is a dissertation in itself.