what the Semantics is

"mean what you say ,say what you mean"

Arabic, Chinese,English,Turkish, are different languages but all of these languages and all languages around the world _ even sign language _ are rely on related  sign with a particular meaning .

 Semantics_ from Greek sēmantiká_ is Science that studies this relation between signifiers.

Semantics is the study of meaning as conveyed through signs and language. facial expressions,
 body language,  tone,  words, phrases, sentences, and punctuation are examples of what Semantics studies.