| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| infirm |
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| SYLLABICATION: | in·firm |
| PRONUNCIATION: |   n-fûrm |
| ADJECTIVE: | 1. Weak in body, especially from old age or disease; feeble. See synonyms at weak. 2. Lacking firmness of will, character, or purpose; irresolute. 3. Not strong or stable; shaky: an infirm support. | | ETYMOLOGY: | Middle English infirme, from Old French, from Latin  nfirmus : in-, not; see in–1 + firmus, strong, firm; see dher- in Appendix I. | | OTHER FORMS: | in·firmly —ADVERB
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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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