1. A loud noise or outcry; a hubbub. See Synonyms at noise.
2. A vehement expression of discontent or protest: a clamor in the press for pollution control.
v. clam·ored, clam·or·ing, clam·ors
1. To make a loud sustained noise or outcry.
2. To make insistent demands or complaints: clamored for tax reforms.
1. To exclaim insistently and noisily: The representatives clamored their disapproval.
2. To influence or force by clamoring: clamored the mayor into resigning.
[Middle English clamour, from Old French, from Latin clāmor, shout, from clāmāre, to cry out; see kelə-2 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.