expertise

Definition of expertise in English English dictionary: advice, or opinion, of an expert; great skill or knowledge in a particular field or hobby
The scientist has expertise in the field of nuclear fusion.; {i} proficiency, skill; expert opinion; Expertise is special skill or knowledge that is acquired by training, study, or practice. The problem is that most local authorities lack the expertise to deal sensibly in this market. special skills or knowledge in a particular subject, that you learn by experience or training technical/financial/medical etc expertise (expert; EXPERT); (02/08/25) French (word) made in England skill and expertise=know-how, knowledge as an expert, (by Nikkei); expert skill, opinion, or knowledge; the possession of great knowlede; skillfulness by virtue of possessing special knowledge; A source of power to the extent that people around a manager view him or her as an expert; someone whose knowledge and skills can help them do their jobs A source of power to the extent that people around a manager view him or her as an expert; someone whose knowledge and skills can help them do their jobs
professional expertise: professional specialty, accumulation of great knowledge and experience in a professional field
unrivaled expertise: skill that no one else has, expertise that cannot be matched by another person