Collins COBUILD Advanced Learner's English Dictionary - ozone
Связанные словари
Ozone
ozone
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1.
noun Etymology: German Ozon, from Greek ozon, present participle of ozein to smell — more at odor Date: circa 1840 1. a triatomic very reactive form of oxygen that is a bluish irritating gas of pungent odor, that is a major air pollutant in the lower atmosphere but a beneficial component of the upper atmosphere, and that is used for oxidizing, bleaching, disinfecting, and deodorizing 2. pure and refreshing air relished the ~ of morning • ozonic adjective ...Merriam-Webster Collegiate Dictionary
2.
n. 1 Chem. a colourless unstable gas with a pungent odour and powerful oxidizing properties, used for bleaching etc. Usage Chem. formula: O3. 2 colloq. a invigorating air at the seaside etc. b exhilarating influence. Phrases and idioms ozone-friendly (of manufactured articles) containing chemicals that are not destructive to the ozone layer. ozone layer a layer of ozone in the stratosphere that absorbs most of the sun's ultraviolet radiation. Derivatives ozonic adj. ozonize v.tr. (also -ise). ozonization n. ozonizer n. Etymology: G Ozon f. Gk, neut. pres. part. of ozo smell ...Толковый словарь английского языка Oxford English Reference
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9.
~ n 1 technical a poisonous blue gas that is a type of oxygen 2 informal air near the sea, thought to be fresher and healthier ...Longman Dictionary of Contemporary English
10.
- 1840, from Ger. Ozon, from Gk. ozon, neut. prp. of ozein "to smell." So called for its pungent odor. ...Английский Этимологический словарь
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