| 释义 |
septimal, a.|ˈsɛptɪməl|
[f. L. septim-us seventh + -al1.]
1. Of a numerical system: Based on the number 7.
1855in Ogilvie Suppl. 1865Mill Comte 195 The number seven..is to be made the basis of numeration, which is hereafter to be septimal instead of decimal.
2. Mus. Pertaining to a seventh.
1867Macfarren Harmony v. 161 There being then no sounded note with which the 7th forms a dissonance, in the absence of both the root and the 3rd of the chord, the 7th has no longer any of its septimal characteristics. |