expert
adjective
- expert
noun
- someone who has a prolonged or intense experience through practice and education in a particular field; person with considerable experience and/or reputation in a specific field
Wiktionary
Pronunciation: /ˈɛk.spɜːt/ / /ɪkˈspɜːt/ / /ˈɛk.spɜɹt/
adj
Etymology: Inherited from Middle English expert, derived from Old French expert (“experienced”), espert, from Latin expertus (contracted from *experitus), perfect active participle of experior (“to try”), from ex- + *-perior.
- Extraordinary capable or knowledgeable.
“I am expert at making a simple situation complex.”
“My cousin is an expert pianist.”
- Characteristic of an expert.
“This problem requires expert knowledge.”
- Proven, experienced, veteran.
noun
Etymology: Inherited from Middle English expert, derived from Old French expert (“experienced”), espert, from Latin expertus (contracted from *experitus), perfect active participle of experior (“to try”), from ex- + *-perior.
- A person with extensive knowledge or ability in a given subject.
“If an expert says it can't be done, get another expert. - David Ben-Gurion”
“We called in several experts on the subject, but they couldn't reach an agreement.”
- A player ranking just below master.
verb
Etymology: Inherited from Middle English expert, derived from Old French expert (“experienced”), espert, from Latin expertus (contracted from *experitus), perfect active participle of experior (“to try”), from ex- + *-perior.
- To have (something) reviewed or checked by an expert.
“Estimated cost of editorial work on Advanced History […] Estimated cost of experting the Advanced History […]”
“The bill in question was one proposing to appropriate from the public moneys of this State $30,000 to pay an accountant for experting the books of the Southern Pacific Company, in furtherance of litigation then pending.”