from The Century Dictionary.
- The castor-oil plant, Ricinus communis. See cut under
from the GNU version of the Collaborative International Dictionary of English.
- (Bot.) A plant (
Ricinus communis) with ornamental peltate and palmately cleft foliage, growing as a woody perennial in the tropics, and cultivated as an herbaceous annual in temperate regions; -- called also castor-oil plant.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
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