| a gadget; dingus; thingumbob. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
sound2 (saʊnd) ![]() | |
| —adj | |
| 1. | free from damage, injury, decay, etc |
| 2. | firm; solid; substantial: a sound basis |
| 3. | financially safe or stable: a sound investment |
| 4. | showing good judgment or reasoning; sensible; wise: sound advice |
| 5. | valid, logical, or justifiable: a sound argument |
| 6. | holding approved beliefs; ethically correct; upright; honest |
| 7. | (of sleep) deep; peaceful; unbroken |
| 8. | thorough; complete: a sound examination |
| 9. | informal (Brit) excellent |
| 10. | law (of a title, etc) free from defect; legally valid |
| 11. | constituting a valid and justifiable application of correct principles; orthodox: sound theology |
| 12. | logic |
| a. (of a deductive argument) valid | |
| b. (of an inductive argument) according with whatever principles ensure the high probability of the truth of the conclusion given the truth of the premises | |
| c. another word for consistent | |
| —adv | |
| 13. | soundly; deeply: now archaic except when applied to sleep |
| [Old English sund; related to Old Saxon gisund, Old High German gisunt] | |
| 'soundly2 | |
| —adv | |
| 'soundness2 | |
| —n | |
| sound off | |
| —vb | |
| 1. | to proclaim loudly, as in venting one's opinions, grievances, etc |
| 2. | to speak angrily |
"The experts of Victor ... will ... arrange for the synchronized orchestration and sound effects for this picture, in which airplane battles will have an important part." ["Exhibitor's Herald & Moving Picture World," April 28, 1928]
sound 1 (sound)
n.
Vibrations transmitted through an elastic material or a solid, liquid, or gas, with frequencies in the range of 20 to 20,000 hertz, capable of being detected by human organs of hearing.
Transmitted vibrations of any frequency.
A distinctive noise.
sound 2
adj.
Free from defect, decay, or damage; in good condition.
Free from disease or injury.
sound 3
n.
An instrument used to examine or explore body cavities, as for foreign bodies or other abnormalities, or to dilate strictures in them. v. sound·ed, sound·ing, sounds
To probe a body cavity with a sound.
sound 1 (sound) Pronunciation Key
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sound 2 (sound) Pronunciation Key
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sound off (about (sth) definition
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sound off
Express one's views vigorously and loudly, as in Dad's always sounding off about higher taxes. This expression probably comes from the original meaning, that is, "strike up a military band." [Early 1900s]