rat·a·fi·a (răt′ə-fēə) also rat·a·fee (-ə-fē)
1. A sweet cordial flavored with fruit kernels or almonds.
2. A biscuit flavored with ratafia.
[French, perhaps (via West Indian Creole tafiat, formula used to toast a person's health) from New Latin *rata fiat (rēs or conventiō), let (the thing or the agreement) be confirmed (from the practice of concluding a contract with a drink ) : Latin rata, feminine of ratus, past participle of rērī, to reckon, settle; see RATE1 + Latin fiat, let it be done, third person singular present subjunctive of fierī, to become, be done; see FIAT.]
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.