A dentist who specializes in treating diseases and injuries of the pulp and interior tissues of teeth.
From 'endodontics' plus the agent suffix '-ist,' meaning a person who practices or specializes in endodontics. This professional title emerged in the 20th century.
Endodontists undergo 2-3 years of additional training after dental school and use operating microscopes so powerful they magnify teeth up to 24 times their actual size!
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