tailieunhanh - Penguin Dictionary of American English Usage and Style_6

Tham khảo tài liệu 'penguin dictionary of american english usage and style_6', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | N Names of products. See Trademarks. Names plural. See Plurals and singulars 2H K. NANO- prefix. Nano- is a combining form meaning billionth in the American sense one part in 1 000 000 000 . It is used in scientific contexts. A nanocurie is one billionth of a curie. A nanogram is one billionth of a gram. A nanometer is one billionth of a meter. A nanosecond is one billionth of a second. Although it is a theoretical unit and brief beyond perception it has been seized by nonscientists for displays of verbal extravagance. A journalist said in a TV forum that a political adviser had worked for a candidate not for a day or a week but for a nanosecond. The host of a radio talk show said Anyone who can think for more than a nanosecond knows how specious that whole line of argumentation for natural birth control is. A headline in a full-page full-color magazine ad for an employment service read Opportunity Knocks Every Other Nanosecond In Silicon Valley. Perhaps the company felt that Every Nanosecond would be overdoing it. Still a hint of 500 million jobs every second depreciated the ad s credibility. Nano- was drawn from the Latin nanus which came from the Greek nanos. The words mean dwarf. See also BILLION. NATIONALITY. See RACE and NATIONALITY. NATURAL GAS. See GAS. NAUSEATED and NAUSEOUS. The title Feeling Nauseous flashed on the television screen several times to announce a forthcoming report on motion sickness. Nauseated was needed. Nauseous although common in conversation is improper for more formal use. Nauseated adjective means suffering from nausea noun a feeling of sickness in the stomach. I feel nauseated. That which is nauseous adjective produces nausea. It s a nauseous gas. A synonym is nauseating. A person can be nauseated without being nauseous in the same way that a person can be endangered periled or poisoned without being dangerous perilous or poisonous. To nauseate verb transitive someone is to produce nausea in the person. The gas nauseates me. The .