industry terminology; professional jargon; buzzword
Refers to specialized vocabulary used within a particular industry or professional field, often including trendy or insider terms.
Industry terminology in the IT field is hard for beginners to understand.
His presentation had too much professional jargon, confusing the client.
業界用語 is industry-specific jargon that insiders use for convenience, while 隠語 stresses concealing meaning from non-members.
Compound of 業界 (industry, business world) and 用語 (terminology, jargon).