Expert

Pronunciation

Origin

From Old French, from Latin expertus.

Full definition of expert

Adjective

1. Extraordinarily capable or knowledgeable.I am expert at making a simple situation complex.My cousin is an expert pianist.
2. Characteristic of an expert.This problem requires expert knowledge.

Synonyms

Antonyms

• inexpert
• nonexpert

Related terms

• expert system

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. -
• 2013-07-20, Welcome to the plastisphere, Plastics are energy-rich substances, which is why many of them burn so readily. Any organism that could unlock and use that energy would do well in the Anthropocene. Terrestrial bacteria and fungi which can manage this trick are already familiar to experts in the field.
2. We called in several experts on the subject, but they couldn't reach an agreement.
3. (chess) A player ranking just below master.