This document discusses key concepts in semantics, including:
- Semantics is the study of meaning in language. Speaker meaning refers to what a speaker intends to convey, while sentence meaning refers to the literal meaning of words and sentences.
- Utterances are stretches of speech, sentences are abstract strings of words, and propositions describe states of affairs. Referring expressions refer to people or things, and sense refers to a word's meaning in a language system.
- Predicates are words that can function as the main verb in a sentence, and have an extension (set of things they can describe) and degree (number of arguments). Analytic sentences are necessarily true based on word meanings, while synthetic