endodontist

[ en-doh-don-tist ]
/ ˌɛn doʊˈdɒn tɪst /

noun

a specialist in endodontics.
Also en·do·don·tol·o·gist [en-doh-don-tol-uh-jist] /ˌɛn doʊ dɒnˈtɒl ə dʒɪst/.

Origin of endodontist

First recorded in 1945–50; endodont(ics) + -ist