DictionaryexpertiseSpecialized knowledge and skill
noun

expertise

ek-spur-TEEZ/ˌekspɜːrˈtiːz/

Specialized knowledge or skill in a particular field.

The craftsperson's expertise shows in the precise violin repair.

Close-up expert adult hands skillfully join delicate violin wood pieces with precision tools, specialized craftsmanship, no text.
Etymology

Built on expert, meaning “experienced” or “skilled,” French expertise named an expert appraisal or report. In English, it names the specialized skill or knowledge itself.

In context

Full Audiobook3:06
The author is not an herbalist or pharmarmacologist, so is not claiming that his suggestions in using herbs are based on any specialized expertise on his part.
Guide to Longevity Foods, Diets, and Supplements: As Part of the Longevity Lifestyle

More examples

  • She brought valuable legal expertise to the team.
  • We relied on his expertise in restoring old furniture.
  • The project was outside my area of expertise.

Forms

expertise

expert noun — a person with specialized knowledge or skill

Similar words

skill
Can be practical ability without extensive specialized knowledge.
proficiency
Emphasizes competent performance in a task.