Nasmyth's membrane
/ˌneɪsmɪθs ˈmɛmbreɪn/Anatomy
noun
A transient membrane covering the crown of a newly erupted tooth; the primary enamel cuticle.
Origin
Mid 19th century; earliest use found in Quarterly Journal of Microscopical Science. From the genitive of the name of Alexander Nasmyth (d. 1848), British dentist, who described the membrane in 1839 + membrane.
- Johnston, Joseph E.
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