a word or phrase that has a specific or precise meaning within a given discipline or field and might have a different meaning in common usage: Set is a term of art used by mathematicians, and burden of proof is a term of art used by lawyers.
- Also called word of art .
- See also art1 (def. 9).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023