tr.v. al·le·vi·at·ed, al·le·vi·at·ing, al·le·vi·ates
1. To make (pain, for example) less intense or more bearable: a drug that alleviates cold symptoms. See Synonyms at relieve.
2. To lessen or reduce: alleviate unemployment.
[Middle English alleviaten, from Late Latin alleviāre, alleviāt-, to lighten : Latin ad-, ad- + levis, light; see legwh- 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.