1. Lacking flavor or zest; not tasty: insipid soup.
2. Lacking qualities that excite, stimulate, or interest; dull.
[French insipide, from Late Latin īnsipidus : Latin in-, not; see IN-1 + Latin sapidus, savory (from sapere, to taste; see sep- in the Appendix of Indo-European roots).]
in′si·pidi·ty (ĭn′sĭ-pĭdĭ-tē), in·sipid·ness n.
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.