odontoblast
odon·to·blast
noun \ō-ˈdänt-ə-ˌblast\Definition of ODONTOBLAST
: one of the elongated radially arranged outer cells of the dental pulp that secrete dentin
—odon·to·blas·tic \-ˌdänt-ə-ˈblas-tik\ (audio pronunciation) adjective
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