n. pl. con·sis·ten·cies
a. Agreement or logical coherence among things or parts: a rambling argument that lacked any consistency.
b. Correspondence among related aspects; compatibility: questioned the consistency of the administration's actions with its stated policy.
2. Reliability or uniformity of successive results or events: pitched with remarkable consistency throughout the season.
3. Degree of density, firmness, or viscosity: beat the mixture to the consistency of soft butter.
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.