1. A natural outer covering or coat, such as the skin of an animal or the membrane enclosing an organ.
2. Botany The outermost layer or layers of an ovule.
[Latin integumentum, from integere, to cover : in-, on; see IN-2 + tegere, to cover; see (s)teg- in the Appendix of Indo-European roots.]
in·teg′u·menta·ry (-mĕntə-rē, -mĕntrē) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.