Meaning & use
Eleidin
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A translucent, protein-like substance found in the cells of the skin's stratum lucidum, believed to be a precursor of keratin.
See it in a sentence
Under the microscope, eleidin appeared as a glassy substance filling the cells of the stratum lucidum.
Histologists study eleidin to understand how skin cells transition into the tough outer layer of the epidermis.
A note on using this word
The term comes from the Greek "elaion" (oil), reflecting its oily, translucent appearance under the microscope; it is a highly specialized histology term rarely used outside anatomy textbooks.
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