Ultraviolet Definition–adjective | 1. | beyond the violet in the spectrum, corresponding to light having wavelengths shorter than 4000 angstrom units. |
| 2. | pertaining to, producing, or utilizing light having such wavelengths: an ultraviolet lamp. |
–noun |
From Dictionary
Air Definition–noun | 1. | a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere. |
| 2. | a stir in the atmosphere; a light breeze. |
| 3. | overhead space; sky: The planes filled the air. |
| 4. | circulation; publication; publicity: to give air to one's theories. |
| 5. | the general character or complexion of anything; appearance: His early work had an air of freshness and originality. |
| 6. | the peculiar look, appearance, and bearing of a person: There is an air of mystery about him. |
| 7. | airs, affected or unnatural manner; manifestation of pride or vanity; a
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ssumed haughtiness: He acquired airs that were insufferable to his friends. |
| 8. | Music.
| b. | the soprano or treble part. |
| d. | Also, ayre. an Elizabethan art song. |
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| 9. | aircraft as a means of transportation: to arrive by air; to ship goods by air. |
| 10. | Informal. air conditioning or an air-conditioning system: The price includes tires, radio, and air. |
| 11. | Radio. the medium through which radio waves are transmitted. |
–verb (used with object)
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| 13. | to expose to the air; give access to the open air; ventilate (often fol. by out): We air the bedrooms every day. |
| 14. | to expose ostentatiously; bring to public notice; display: to air one's opinions; to air one's theories. |
| 15. | to broadcast or televise. |
–verb (used without object) | 16. | to be exposed to the open air (often fol. by out): Open the window and let the room air out. |
| 17. | to be broadcast or televised. |
–adjective | 18. | operating by means of air pressure or by acting upon air: an air drill; an air pump. |
| 19. | of or pertaining to aircraft or to aviation: air industry. |
| 20. | taking place in the air; aerial: air war. |
—Idioms| 21. | clear the air, to eliminate dissension, a
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mbiguity, or tension from a discussion, situation, etc.: The staff meeting was intended to help clear the air. |
| 22. | get the air, Informal. | a. | to be rejected, as by a lover. |
| b. | to be dismissed, as by an employer: He had worked only a few days when he got the air. |
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| 23. | give (someone) the air, Informal. | a. | to reject, as a lover: He was bitter because she gave him the air. |
| b. | to dismiss, as an employee. |
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| 24. | in the air, in circulation; current: There's a rumor in the air that we're moving to a new location. |
| 25. | into thin air, completely out of sight or reach: He vanished into thin air. |
| 26. | off the air, | a. | not broadcasting: The station goes off the air at midnight. |
| b. | not broadcast; out of operation as a broadcast: The program went off the air years ago. |
| c. | (of a computer) not in operation. |
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| 27. | on the air, | a. | in the act of broadcasting; being broadcast: The program will be going on the air in a few seconds. |
| b. | (of a computer) in operation. |
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| 28. | put on airs, to assume an affected or haughty manner: As their fortune increased, they began to put on airs. |
| 29. | take the air, | a. | to go out-of-doors; take a short walk or ride. |
| b. | Slang. to leave, esp. hurriedly. |
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| 30. | up in the air, | a. | Also, in the air. undecided or unsettled: The contract is still up in the air. |
| b. | Informal. angry; perturbed: There is no need to get up in the air over a simple mistake. |
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| 31. | walk or tread on air, to feel very happy; be elated. |
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From Dictionary
Purifier Definition–verb (used with object) | 1. | to make pure; free from anything that debases, pollutes, adulterates, or contaminates: to purify metals. |
| 2. | to free from foreign, extraneous, or objectionable elements: to purify a language. |
| 3. | to free from guilt or evil. |
| 4. | to clear or purge (usually fol. by of or from). |
| 5. | to make clean for ceremonial or ritual use. |
–verb (used without object) |
From Dictionary
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... s air purification units, including two Fresh Air ... The Living Water purifier combines three technologies: ozone, ultraviolet light exposure ...
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... a spray that works both as an air freshener and ... project is to suck the water into a purifier," said Gashgari. "Then use ultraviolet light ...
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BREATHING ROOM Sleek and chic, the AirPod mini air purifier, from Gaiam, uses less energy than ... 8. RIGHT LIGHT Halo's UV-ST Ultraviolet vacuum
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Going with the flow
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... and ease off using chlorine as a purifier, since a ... Dissolved air flotation After the flocculation chamber ... Ultraviolet light is used ...
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