a. An amount of goods or valuables, especially when kept in a concealed or hard-to-reach place: maintained a cache of food in case of emergencies.
b. The concealed or hard-to-reach place used for storing a cache.
2. A fast storage buffer in the central processing unit of a computer. Also called cache memory.
tr.v. cached, cach·ing, cach·es
To hide or store in a cache. See Synonyms at hide1.
[French, from Middle French, from cacher, to hide, from Old French, from Vulgar Latin *coācticāre, to store, pack together, frequentative of Latin coāctāre, to constrain, frequentative of cōgere, coāct-, to force; see COGENT.]
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.