four-handed dentistry
 n.— «From 1961 to 1987, the Kentucky native trained Loyola University students in an emerging technique known as “four-handed dentistry,” whereby dentists employ the skills of dental assistants, often while seated next to their patients, to maximize their efficiency.» —“Florence H. Meyerson: 1922 – 2007″ by Joan Giangrasse Kates Chicago Tribune Nov. 3, 2007. (source: Double-Tongued Dictionary)

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