- (of a plant) growing in waste places, along roadsides or in rubbish.
- a ruderal plant.
Origin of ruderal
1855–60; < New Latin rūderālis, equivalent to Latin rūder- (stem of rūdus broken stone, rubble) + -ālis -al1
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Examples from the Web for ruderal
Infrequent in the shrub stratum of the dry, ruderal grassland habitat.The Biotic Associations of Cockroaches
Louis M. Roth
- a plant that grows on waste ground
- growing in waste places
C19: from New Latin rūderālis, from Latin rūdus rubble
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012