v. in·os·cu·lat·ed, in·os·cu·lat·ing, in·os·cu·lates
1. To unite (blood vessels, nerve fibers, or ducts) by small openings.
2. To make continuous; blend.
1. To open into one another.
2. To unite so as to be continuous; blend.
[IN-2 + Latin ōsculāre, ōsculāt-, to provide with an opening (from ōsculum, diminutive of ōs, mouth; see ōs- in the Appendix of Indo-European roots).]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.