v. con·cil·i·at·ed, con·cil·i·at·ing, con·cil·i·ates
1. To overcome the distrust or animosity of; appease. See Synonyms at pacify.
2. To regain or try to regain (friendship or goodwill) by pleasant behavior.
3. To make or attempt to make compatible; reconcile: tried to conciliate the conflicting theories.
To gain or try to gain someone's friendship or goodwill.
[Latin conciliāre, conciliāt-, from concilium, meeting; see kelə-2 in the Appendix of Indo-European roots.]
con·cili·a·ble (-ə-bəl) adj.
con·cili·a·to′ry (-ə-tôr′ē) 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.