| 释义 |
anadromous, a.|əˈnædrəməs|
[f. Gr. ἀνάδροµος running up (a river) (f. ἀνά up + δρόµος running) + -ous.]
1. Zool. Of fishes: Ascending rivers to spawn.
1753Chambers Cycl. Supp., Anadromous..denoting such [fishes] as have their times of going from the fresh water to the salt, and afterwards returning. 1843Blackw. Mag. LIII. 640 The salmon is undoubtedly the finest..of our fresh-water fishes, or rather of those anadromous kinds which..seek alternately the briny sea and the ‘rivers of water.’ 1880Times 31 Dec. 6/1 The artificial propagation of Anadromous Fish other than the Salmon.
2. Bot. (See quot.)
1881J. Baker in Nature XXIII. 480 Milde's classification of ferns into a catadromous and anadromous series, according as to whether their lowest secondary branches originate on the posterior or anterior side of the pinnæ. |