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    lam·i·na
    [ˈlamənə]
    noun
    technical
    lamina (noun) · laminae (plural noun)
    1. a thin layer, plate, or scale of sedimentary rock, organic tissue, or other material.
    Origin
    mid 17th century: from Latin.
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    (pl. laminae) a thin, flat structure such as a leaf or petal, or flat bony element covering the posterior part (roof) of the SPINAL CANAL, a part of the VERTEBRA. See also BASAL LAMINA, RETICULAR LAMINA. Thin sheet or layer. Example: the lamina vitrea of Bruch's membrane.
    medical-dictionary.thefreedictionary.com
    The lamina affixa: a layer of epithelium growing on the surface of the thalamus. The lamina of Drosophila is the most peripheral neuropil of the insect visual system. Lamina cribrosa with two different meanings. ^ "Definition of LAMINA". www.merriam-webster.com. Retrieved 2020-01-02. ^ Dorland's illustrated medical dictionary.
    The nuclear lamina is a meshwork of intermediatetype filaments. Grains (total and non-specific) were counted over 8-10 cells per hemisphere for each lamina, and the mean number of silver grains per cell calculated. Sampling was limited to the chromitite layers and laminae that occur in the mafic-ultramafic cumulates of these complexes.
    vertebral lamina ( lamina of vertebral arch) either of the pair of broad plates of bone flaring out from the pedicles of the vertebral arches and fusing together at the midline to complete the dorsal part of the arch and provide a base for the spinous process of the vertebra.
    medical-dictionary.thefreedictionary.com
  3. The meaning of LAMINA is a thin plate or scale : layer.
    www.merriam-webster.com/dictionary/lamina
    lamina noun [ C ] specialized uk / ˈlæm.ɪ.nə / us / ˈlæm.ə.nə / plural laminae uk / ˈlæm.ɪ.niː / Add to word list biology a layer or thin sheet of tissue medical one of two curved parts at the back of a vertebra (= one of the bones in the back)
    dictionary.cambridge.org/dictionary/english/lamina
    noun, plural lam·i·nae [lam-uh-nee], lam·i·nas. a thin plate, scale, or layer. a layer or coat lying over another, as the plates of minerals or bones. Botany. the blade or expanded portion of a leaf. Geology. a layer of sediment or sedimentary rock only a small fraction of an inch (less than a centimeter) in thickness.
    www.dictionary.com/browse/lamina