semantics app consists of an introduction to the science that study of the meaning and use of words and phrases the content of app discuses the following topics: Levels of language study Phonetics and phonology Morphology Syntax Semantics Importance of meaning Linguistic meaning Speaker meaning Hearer meaning Contextual meaning Reference and Sense Lexemes Synonymy Testing synonymy Antonymy Binary antonyms Gradable antonyms Hyponymy Relational Opposites Sentence meaning Utterance meaning Proposi