Also found in: Medical, Wikipedia.
(Botany) (of a plant species) having male, female, and hermaphrodite flowers in three different plants
[C18: from New Latin trioecia, from Greek tri- + oikos house]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
of or pertaining to a species having male, female, and hermaphrodite flowers on different plants.
[1855–60; < New Latin Trioeci(a) former order name (Greek tri- tri- + oikía, pl. of oikíon house =oîk(os) house + -ion diminutive suffix) + -ous]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.