Phraseology (noun)

1. The study of phrases and idiomatic expressions in language.
2. The manner or style of expression in speech or writing.
3. A particular set of phrases or expressions used by a particular group or profession.

Origin:

From french phraséologie, from greek phrazein 'to express' + -ology, a suffix meaning 'the study of'.

Examples:

1. The linguist was an expert in phraseology, able to identify and analyze the unique expressions used by different cultures and communities.
2. The phraseology of the poem was complex and intricate, using a variety of literary devices and techniques to convey meaning.
3. The phraseology used by the doctor was technical and difficult for the patient to understand, requiring the assistance of a medical interpreter.
4. The phraseology of the legal documents was precise and formal, reflecting the serious and important nature of the subject matter.
5. The phraseology of the detective was straightforward and to the point, reflecting his no-nonsense approach to his work.