dol·o·mite (dōlə-mīt′, dŏlə-)
1. A white or light-colored mineral, essentially CaMg(CO3)2, used in fertilizer, as a furnace refractory, and as a construction and ceramic material.
2. A magnesia-rich sedimentary rock resembling limestone.
[French, after Déodat de Dolomieu (1750-1801), French geologist.]
dol′o·mitic (-mĭtĭk) adj.
dol′o·mit′i·zation (-mĭt′ĭ-zāshən) n.
dolo·mit·ize′ (-mĭ-tīz′) v.
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.