Medical Definition of lamina
plural lam·i·nae \-ˌnē, -ˌnī\play or lam·i·nas
: a thin plate or layer especially of an anatomical part: asa: the part of the neural arch of a vertebra extending from the pedicle to the median lineb: one of the narrow thin parallel plates of soft vascular sensitive tissue that cover the pododerm of the walls of an animal's hoof and fit between corresponding horny laminae on the inside of the wall of the hoof
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