| 释义 |
mega-
mega-pref.1. Large: megadose.2. Surpassing other examples of its kind; extraordinary: megahit.3. One million (106): megahertz.4. 1,048,576 (220): megabyte.
[Greek, from megas, great; see meg- in Indo-European roots.]mega- combining form 1. (Units) denoting 106: megawatt. Symbol: M 2. (Computer Science) (in computer technology) denoting 220 (1 048 576): megabyte. 3. large or great: megalith. 4. informal great in importance or amount: megastar. [from Greek megas huge, powerful]mega- a combining form meaning “extremely large, huge,” orig. a variant of megalo- (megalith), used also in the names of units of measure equal to one million of a given base unit (megahertz; megaton), and by extension, now freely used to form words denoting very large quantities (megabucks), large things (megastructure) or, more generally, things that are extraordinary examples of their kind (megahit; megatrend). Abbr.: M Also, esp. before a vowel, meg-.[comb. form representing Greek mégas large]mega-1. A prefix that means:2. Large, as in megatherium, large animal.3. One million, as in megahertz, one million hertz.4. 220 (that is, 1,048,576), which is the power of 2 closest to a million, as in megabyte.mega-A prefix meaning one million; e.g., a megaton is a unit of weight equal to one million tons.Translationsmega- (megə) 1. a million, as in megaton. mega-. 百萬 百万2. (also megalo- (megəlou) ) large or great, as in megalomania. 大…(前綴) 大…（前缀） mega-
mega- Symbol: M. A prefix to a unit, indicating a multiple of 106 (i.e. one million) of that unit. For example, one megaparsec (symbol: Mpc) is one million parsecs.mega-[′meg·ə] (science and technology) A prefix representing 106, or one million. Abbreviated M. mega-
mega- (M) word element [Gr.], large; meaning large, enlarged, or of abnormally large size; also used in naming units of measurement (symbol M) to designate an amount one million (106) times the size of the unit to which it is joined.mega- (meg'ă), 1. Combining form meaning large, oversize; opposite of micro-.
See also: macro-, megalo-. 2. Prefix used in the SI and the metric system to signify multiples of one million (106). [G. megas, big] mega- The masculine Greek root for large.mega- Greek, big, abnormally largemega- 1. Combining form meaning large, oversize; opposite of micro-.
See also: macro-, megalo-2. Prefix used in the SI and metric systems to signify one million (106). [G. megas, big]mega- 1. Prefix denoting one million. 2. Combining form denoting large. mega- or megalo- prefix denoting large.mega-Combining form meaning large, oversize; opposite of micro-.[G. megas, big]FinancialSeeMega CapAcronymsSeeMEG |