EXPERT', a. L. expertus, from experior, to try. See Experience.
1. Properly, experienced taught by use, practice or experience hence, skillful well instructed having familiar knowledge of as an expert philosopher.
2. Dextrous adroit ready prompt having a facility of operation or performance from practice as an expert operator in surgery. It is usually followed by in as expert in surgery expert in performance on a musical instrument. Pope uses expert of arms, but improperly.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
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