any plant of the mainly tropical leguminous genus Cassia, esp C. fistula, whose pods yield cassia pulp, a mild laxative
See also senna
2.
a lauraceous tree, Cinnamomum cassia, of tropical Asia
3. cassia bark
Word origin
Old English, from Latin casia, from Greek kasia, of Semitic origin; related to Hebrew qesī `āh cassia
cassia in American English
(ˈkæʃə; ˈkæsiə)
noun
1.
a.
the bark of a tree (Cinnamomum cassia) of the laurel family, native to Southeast Asia: used as the source of a coarse variety of cinnamon
: in full cassia bark
b.
this tree
2.
a.
any of a genus (Cassia) of herbs, shrubs, and trees of the caesalpinia family, common in tropical countries: the pods of someof these plants have a mildly laxative pulp: from the leaves of others the cathartic drug senna is prepared
b.
cassia pods
c.
cassia pulp
Word origin
ME < L < Gr kasia, kind of cinnamon < Heb qeṣīʼāh, lit., something scraped off