搜尋結果
magnitude
- IPA[ˈmaɡnəˌto͞od]
美式
- the great size or extent of something;great importance
noun: magnitude, plural noun: magnitudes
- 釋義
名詞
- 1. the great size or extent of something they may feel discouraged at the magnitude of the task before them 同義詞 反義詞
- ▪ great importance events of tragic magnitude 同義詞 反義詞
- 2. size electorates of less than average magnitude 同義詞
- ▪ a numerical quantity or value the magnitudes of all the economic variables could be determined 同義詞
- 3. the degree of brightness of a star. The magnitude of an astronomical object is now reckoned as the negative logarithm of the brightness; a decrease of one magnitude represents an increase in brightness of 2.512 times. A star with an apparent magnitude of six is barely visible to the naked eye the brightest stars have the lowest magnitudes 同義詞
- ▪ the class into which a star falls by virtue of its brightness a star of the fifth magnitude
- ▪ a difference of one on a scale of brightness, treated as a unit of measurement a range of a tenth of a magnitude