from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The protein component of the myelin sheath

from the GNU version of the Collaborative International Dictionary of English

  • n. A substance, resembling keratin, present in nerve tissue, as in the sheath of the axis cylinder of medullated nerve fibers. Like keratin it resists the action of most chemical agents, and by decomposition with sulphuric acid yields leucin and tyrosin.

from The Century Dictionary and Cyclopedia

  • n. A substance allied to ceratin.


Sorry, no etymologies found.



Log in or sign up to get involved in the conversation. It's quick and easy.