1. Having absolute power; all-powerful: almighty God.
2. Informal Great; extreme: an almighty din.
Used as an intensive: almighty scared.
God. Used with the.
[Middle English almighti, from Old English ealmihtig : eall, all; see ALL + mihtig, mighty (from miht, might; see MIGHT1).]
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.