1. A large piece of woven material used as a covering for warmth, especially on a bed.
2. A layer that covers or encloses: a thick blanket of snow.
1. Applying to or covering all conditions or instances: a blanket insurance policy.
2. Applying to or covering all members of a class: blanket sanctions against human-rights violators.
tr.v. blan·ket·ed, blan·ket·ing, blan·kets
1. To cover with or as if with a blanket: leaves that blanket the ground.
2. To cover so as to inhibit, suppress, or extinguish: blanketed the grease fire with sand.
3. To apply to generally and uniformly without exception: high telephone service charges that blanketed our region.
[Middle English, from Old French, an unbleached soft cloth, from blanc, white, of Germanic origin; see bhel-1 in the Appendix of Indo-European roots.]
(click for a larger image)blanket
Tlingit blanket made of mountain goat wool with a fringe of cedar bark
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.