any weedy plant growing in waste places or in rubbish, along the wayside, etc.
Origin of ruderalfrom Modern Latin ruderalis, growing in rubble from Classical Latin rudus (gen. ruderis), rubbish (see rude) + -alis, -al
Colonizing or thriving in areas that have been disturbed, as by fire or cultivation.
A species, especially a plant, that colonizes or thrives in disturbed areas.
Origin of ruderalNew Latin rūderālis from Latin rūdus rūder- rubbish
(comparative more ruderal, superlative most ruderal)
- (botany) That grows in rubbish or poor soil
New Latin ruderalis, from Latin rudus "rubble" (root ruder-).