rhubarb

/ˌruˈbɑrb/

/ˈrubɑb/

Other forms: rhubarbs

Definitions of rhubarb

1. noun

   plants having long green or reddish acidic leafstalks growing in basal clumps; stems (and only the stems) are edible when cooked; leaves are poisonous
   synonyms: rhubarb plant

   types:

   Himalayan rhubarb, Indian rhubarb, Rheum australe, Rheum emodi, red-veined pie plant

   Asian herb (Himalayas)

   Rheum cultorum, Rheum rhabarbarum, Rheum rhaponticum, garden rhubarb, pie plant

   long cultivated hybrid of Rheum palmatum; stems often cooked in pies or as sauce or preserves

   Chinese rhubarb, Rheum palmatum

   long used for laxative properties

   type of:

   herb, herbaceous plant

   a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
2. noun

   long pinkish sour leafstalks usually eaten cooked and sweetened
   synonyms: pieplant

   type of:

   veg, vegetable, veggie

   edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant