from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The process of becoming black or dark.
- noun Blackness or darkness, as of complexion.
from The Century Dictionary.
- noun The process of becoming black.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The
processof becoming blackor dark; blackening.
- noun A dark
from The American Heritage® Dictionary of the English Language, 4th Edition
Thousands of years of effort to throw off their nigrescence have failed to eradicate those race characteristics, and the Jew of to-day is essentially Negro in habits, physical peculiarities and tendencies. . .
The overture (op. 22) has won the high esteem of A.J. Goodrich, and it seems to me to be one of the most important of native works, not because of its nigrescence, but because of its spontaneity therein.
Contemporary American Composers Being a Study of the Music of This Country, Its Present Conditions and Its Future, with Critical Estimates and Biographies of the Principal Living Composers; and an Abundance of Portraits, Fac-simile Musical Autographs, and Compositions
Joan's fair limbs spoke of blood not Cornish, of days far past when a race of giants swept up from behind the North Sea to tread a new earth and take wives of the little dark women of the land, abating the still prevalent nigrescence of the Celt with
Even the relation of nigrescence to tropical heat, which seems to be established by the geographical distribution of negroid races in the Old World, fails to find support from the facts of pigmentation among the American Indians from Alaska to Tierra del Fuego.
The general fact of increasing nigrescence from temperate towards equatorial regions is conspicuous enough, despite some irregularity of the shading. [