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psyllium

psyl·li·um [ síllee əm ] (plural psyl·li·ums)


noun 
Definition:
 
1. plant with spikes of small flowers: an annual plant of the plantain family with edible seeds. Use: dietary source of fiber, mild laxative. Native to: Europe, Asia.  Latin name Plantago psyllium.

2. seeds of psyllium: the seeds of psyllium. Use: mild laxative, dietary source of fiber.

[Mid-16th century. Via Latin< Greek psullion "little flea" < psulla "flea"; because the seeds resemble fleas]
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