[sahy-puh-rey-shuh s, sip-uh-]
Compare sedge family.

Origin of cyperaceous

1850–55; < New Latin Cypēr(us) the typical genus (Latin: kind of rush < Greek kýpeiros a marsh plant) + -aceous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for cyperaceous


  1. of, relating to, or belonging to the Cyperaceae, a family of grasslike flowering plants with solid triangular stems, including the sedges, bulrush, cotton grass, and certain rushes. Some are grown as water plants or as ornamental grasses; and Cyperus papyrus is the papyrus plantCompare juncaceous

Word Origin for cyperaceous

C19: from New Latin Cypērus type genus, from Latin cypēros a kind of rush, from Greek kupeiros marsh plant, probably of Semitic origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012