adj. mild·er, mild·est
1. Gentle or kind in disposition, manners, or behavior.
a. Moderate in type, degree, effect, or force: a mild pipe tobacco; a mild sedative.
b. Not extreme: a mild winter storm.
c. Warm and full of sunshine; pleasant: a mild spring day; mild weather in June.
3. Not severe or acute: a mild fever.
4. Easily molded, shaped, or worked; malleable: mild steel.
intr.v. mild·ed, mild·ing, milds
Texas & Virginia To diminish or decrease. Used of the wind or a storm. See Note at fair1.
[Middle English, from Old English milde; see mel-1 in the Appendix of Indo-European roots.]
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.