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Webster 1913 Edition

Adj.

[L.

ruderarius

, fr.

rudus

ruderis

, stones crushed and mixed with lime, old rubbish.]

Of or pertaining to rubbish..

[Obs.]

Bailey.

Adj.

[Low L. ruderarius; from the root of rudis, and indicating the primary sense of rude to be broken.] Belonging to rubbish. [Not used.]