Also found in: Medical, Encyclopedia, Wikipedia.
Related to Wallace's Line: Alfred Russel Wallace
Wal·lace's Line(wŏl′ĭ-sĭz) or Wal·lace Line (wŏl′ĭs)
A hypothetical line separating the Oriental and Australasian biogeographic regions and passing between the islands of Borneo and Sulawesi in the north and Bali and Lombok in the south.
[After Alfred Russell Wallace.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biology) the hypothetical boundary between the Oriental and Australasian zoogeographical regions, which runs between the Indonesian islands of Bali and Lombok, through the Macassar Strait, and SE of the Philippines
[C20: named after Alfred Russel Wallace]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014