| 释义 |
nigrescence|naɪˈgrɛsəns|
[f. L. nigresc-ĕre: see next and -ence.]
The process of becoming black, or the blackness produced.
1856Ruskin Mod. Paint. III. iv. x. §10 An imaginative observer may find, perhaps, more to amuse him in the erratic nigrescence than in many a laboured picture.
b. spec. Darkness of hair, eyes, or complexion.
1885J. Beddoe Races Britain 5 A ready means of comparing the colours of two peoples or localities is found in the Index of Nigrescence. |