- the highest rating in rifle marksmanship, above that of marksman and sharpshooter.
- a person who has achieved such a rating.
verb (used with object)
- experimental theater,
- experimenter effect,
- expert system,
- expert witness,
Origin of expert
Examples from the Web for expert
“He was a brave field commander and an expert in intelligence, and in organizing popular and tribal forces,” said the eulogist.What an Iranian Funeral Tells Us About the Wars in Iraq|IranWire|January 6, 2015|DAILY BEAST
Well, one expert I talked to said that physically it involves little more than a $20 cable.Red Tape and Black Boxes: Why We Keep ‘Losing’ Airliners in 2014|Clive Irving|December 29, 2014|DAILY BEAST
An expert in education talks about race relations, the political environment and what can be done to improve things.
Carter has also been a fixture on boards and expert panels, in think tanks and at universities.Ashton Carter, the Wonk Who Would Lead the Pentagon|Shane Harris, Tim Mak|December 2, 2014|DAILY BEAST
Peacock served as an expert witness on grizzlies in federal court for Glacier National Park.
He was expert in the use of quadrant and sextant, and could take a lunar observation and work it out with accuracy.Siam|George B. Bacon
That, I take it, is the essence of beauty—not that I am learned in beauty, though I am an expert in ugliness.Francezka|Molly Elliot Seawell
The "Be Discreet" of the Beard was a gag, which he rolled round the servant's head in expert fashion.Messengers of Evil|Pierre Souvestre
He showed them to a number of expert jewellers, chemists, and geologists.Boys' Second Book of Inventions|Ray Stannard Baker
Major Anderson was an expert reader of these photographs, and he taught me all I know about the subject.Q.6.a and Other places|Francis Buckley
Word Origin for expert
late 14c., from Old French expert and directly from Latin expertus, past participle of experiri "to try, test" (see experience). The noun sense of "person wise through experience" existed 15c., reappeared 1825. Related: Expertly.