| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| regulus |
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| SYLLABICATION: | re·gu·lus |
| PRONUNCIATION: |  r g y -ls |
| NOUN: | Inflected forms: pl. reg·u·li (-l ) or reg·u·lus·es
1. The metallic mass that sinks to the bottom of a furnace or crucible during smelting. 2. A relatively impure intermediate product of various ores in smelting. | | ETYMOLOGY: | Latin r gulus, diminutive of rx, rg-, king. See reg- in Appendix I. | | OTHER FORMS: | regu·line (rgy-l n, -ln ) —ADJECTIVE
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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