| 释义 |
nodical, a. Astr.|ˈnəʊdɪkəl|
[f. node n. 4 a + -ical.]
Of or pertaining to the nodes.
1839Penny Cycl. XV. 373/2 The average nodical month, or from a node to a node of the same kind. 1842Brande Dict. Sci., etc. s.v. Moon, The interval from node to node is called the nodical period, and is shorter than any of the other periods. 1868Lockyer Elem. Astron. 102 One period being 27 d. 5 h. 6 m., called the nodical revolution of the Moon. |