adj. nim·bler, nim·blest
1. Quick, light, or agile in movement or action; deft: nimble fingers.
2. Quick, clever, and acute in devising or understanding: nimble wits. See Synonyms at dexterous.
[Middle English nemel, from Old English nǣmel, quick to seize and numol, quick at learning; see nem- in the Appendix of Indo-European roots.]
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.