dew (d, dy)
1. Water droplets condensed from the air, usually at night, onto cool surfaces.
2. Something moist, fresh, pure, or renewing: "The timely dew of sleep / ... inclines / Our eye-lids" (John Milton).
3. Moisture, as in the form of tears or perspiration, that appears in small drops.
tr.v. dewed, dew·ing, dews
To wet with or as if with dew.
[Middle English deu, from Old English dēaw; see dheu-1 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.