Expert
//ˈɛk.spɜːt// adj, noun, verb
adj, noun, verb ·Common ·High school level
Definitions
Noun
- 1 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"
- 2 a person with special knowledge or ability who performs skillfully wordnet
- 3 A player ranking just below master.
Verb
- 1 To have (something) reviewed or checked by an expert. transitive
"Estimated cost of editorial work on Advanced History […] Estimated cost of experting the Advanced History […]"
Adjective
- 1 Extraordinary capable or knowledgeable.
"I am expert at making a simple situation complex."
- 2 Characteristic of an expert.
"This problem requires expert knowledge."
- 3 Proven, experienced, veteran. obsolete
Adjective
- 1 having or showing knowledge and skill and aptitude wordnet
- 2 of or relating to or requiring special knowledge to be understood wordnet
Example
More examples"An expert is someone who knows some of the worst mistakes that can be made in his field, and how to avoid them."
Etymology
Inherited from Middle English [Term?], derived from Old French [Term?] (“experienced”), derived from Latin expertus, perfect active participle of experior (“to try”).
Related phrases
More for "expert"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.