plural of expertism

A policy of consulting experts.

(artificial intelligence) A type of artificially intelligent software system, which stores expertise concerning some subject matter in a knowledge base and attempts to answer questions or solve problems in a manner which simulates the thought processes of a human expert.

plural of expert system

Alternative spelling of nonexpert

(law) A witness that has expertise in a certain field.

plural of expert witness

plural of non-expert

Great skill or knowledge in a particular field or hobby. / Advice, or opinion, of an expert.

(transitive, rare) To supply with expert knowledge or advice.