| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| sound2 |
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| PRONUNCIATION: |  sound |
| ADJECTIVE: | Inflected forms: sound·er, sound·est
1. Free from defect, decay, or damage; in good condition. 2. Free from disease or injury. See synonyms at healthy. 3. Having a firm basis; unshakable: a sound foundation. 4. Financially secure or safe: a sound economy. 5a. Based on valid reasoning: a sound observation. See synonyms at valid. b. Free from logical flaws: sound reasoning. c. Logic Of or relating to an argument in which all the premises are true and the conclusion follows from the premises. 6. Thorough; complete: a sound flogging. 7. Deep and unbroken; undisturbed: a sound sleep. 8. Free from moral defect; upright. 9. Worthy of confidence; trustworthy. 10. Marked by or showing common sense and good judgment; levelheaded: a sound approach to the problem. 11. Compatible with an accepted point of view; conservative. 12. Law Legally valid. | | ADVERB: | Thoroughly; deeply: sound asleep. | | ETYMOLOGY: | Middle English, from Old English gesund. | | OTHER FORMS: | sound ly —ADVERB
soundness —NOUN
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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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