tr.v. lib·er·at·ed, lib·er·at·ing, lib·er·ates
1. To set free, as from oppression, confinement, or foreign control.
2. Chemistry To release (a gas, for example) from combination.
3. Slang To obtain by illegal or stealthy action: tried to sell appliances that were liberated during the riot.
[Latin līberāre, līberāt-, from līber, free; see leudh- 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.