tr.v. e·val·u·at·ed, e·val·u·at·ing, e·val·u·ates
1. To ascertain or fix the value or amount of: evaluate the damage from the flood.
2. To determine the importance, effectiveness, or worth of; assess: evaluate teacher performance. See Synonyms at estimate.
3. Mathematics To calculate the numerical value of; express numerically.
[Back-formation from evaluation, from French évaluation, from Old French, from evaluer, to evaluate : e-, out (from Latin ē-, ex-; see EX-) + value, value; see VALUE.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 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.