单词 | variation |
释义 | variation —variational, variative /vair"ee ay'tiv/, adj. —variationally, variatively, adv. /vair'ee ay"sheuhn/, n. 1. the act, process, or accident of varying in condition, character, or degree: Prices are subject to variation. 2. an instance of this: There is a variation in the quality of fabrics in this shipment. 3. amount, rate, extent, or degree of change: a temperature variation of 40° in a particular climate. 4. a different form of something; variant. 5. Music. a. the transformation of a melody or theme with changes or elaborations in harmony, rhythm, and melody. b. a varied form of a melody or theme, esp. one of a series of such forms developing the capacities of the subject. 6. Ballet. a solo dance, esp. one forming a section of a pas de deux. 7. Astron. any deviation from the mean orbit of a heavenly body, esp. of a planetary or satellite orbit. 8. Also called magnetic declination, magnetic variation. Navig. the angle between the geographic and the magnetic meridian at a given point, expressed in plus degrees east or minus degrees west of true north. Cf. deviation (def. 4). 9. Biol. a difference or deviation in structure or character from others of the same species or group. [1350-1400; < L variation- (s. of variatio), equiv. to variat(us) (see VARIATE) + -ion- -ION; r. ME variacioun < AF < L, as above] Syn. 1. mutation, alteration, modification; deviation, divergence, difference. |
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