Expert

( Law.) A person selected by a court, or by parties in a cause, on account of his knowledge or skill, to examine, estimate, and ascertain things, and make a report of his opinion. Expert', a . [Fr. expert , from Lat. expert us, from ex pere or. See EXPERIENCE.] Tried; proved; experienced; taught by use, practice, or experience; hence, skilful; well instructed; having familiar knowledge of; dexterous; adroit; ready; prompt; clever; having a facility of operation or performance from practice. Expertly, adv. In a skilful or dexterous manner; adroitly; with readine and accuracy.